<!-- HEADER --> <header class="main-header"> <div class="header-top"> <div class="container"> <div class="header-top-wrap"> <div class="minisearch"> <form action="https://systemfanglobal.com/" role="search" id="searchform" method="GET"> <input type="hidden" name="type" value="product"> <input id="searchform-input woocommerce-product-search-field-0" class="sf-input" type="text" placeholder="Search..." name="s"> <button class="sf-submit-icon" type="submit" value="Search"> <i class="fas fa-search"></i> </button> <!-- <button id="searchform-submit" class="sf-submit" type="submit" value=""> --> </form> </div> <div class="block-functions"> <div class="list-social"> <a target="_blank" rel="nofollow" href="https://www.facebook.com/systemfan.globalgroup"> <i class="fab fa-facebook-f"></i> </a> <a rel="nofollow" href="https://wa.me/+84867853866" target="_blank" > <i class="fab fa-whatsapp-square" style="font-size:30px; color: green;"></i> </a> <a rel="nofollow" href="http://www.linkedin.com/in/jack-nguyễn-5b64101a0" target="_blank" > <i class="fab fa-linkedin" style="font-size:30px;color: #007bff;"></i> </a> </div> </div> </div> </div> </div> <div class="main-menu bg-main-color"> <div class="container"> <div class="row"> <div class="col-12"> <div class="inner"> <div class="logo"> <a rel="nofollow" href="https://systemfanglobal.com"> <img src="https://systemfanglobal.com/wp-content/uploads/2022/06/logo.png" alt="logo"> </a> </div> <div class="menu-container"> <div class="menu-column-2-container"><ul id="menu-column-2" class="menu"><li id="menu-item-2250" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-2250"><a href="https://systemfanglobal.com/centrifugal-fans/">Centrifugal fans</a></li> <li id="menu-item-2251" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-2251"><a href="https://systemfanglobal.com/axial-fans/">Axial fan</a></li> <li id="menu-item-2252" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-2252"><a href="https://systemfanglobal.com/dust-collection/">Dust Collection</a></li> <li id="menu-item-2253" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-2253"><a href="https://systemfanglobal.com/duct-fan/">Duct fans</a></li> </ul></div> </div> <!-- <div class="search-form-wrapper"> <form method="get" action="https://systemfanglobal.com" class="search-form"> <input type="hidden" name="type" value="product"/> <input type="text" id="woocommerce-product-search-field-0" name="s" id="" class="search-field" value="" placeholder="Tìm kiếm..."> <button value="Search" type="submit" class="search-btn"> <i class="fas fa-search"></i> </button> </form> </div> --> <!-- --> <a href="#"> <div class="btn-contactus kgin-sharp"> Contact us </div> </a> <div class="responsive-menu-toggle thc_center_col"> <i class="far fa-bars"></i> </div> </div> </div> </div> </div> </div> </header> <section class="section_author"> <div class="container"> <h2>About: System Fan</h2> <div class="author-box-wrap" itemtype="http://schema.org/Person" itemscope="" itemprop="author"> <div class="author-box-tab"> <div class="author-box-gravatar"> <img src="https://systemfanglobal.com/wp-content/uploads/2022/05/fa76819eca59ed2a.jpg" width="100" height="100" alt="" itemprop="image"> </div> <div class="author-box-authorname"> <a href="#" class="vcard author" rel="author" itemprop="url"> <span class="fn" itemprop="name">System Fan</span> </a> </div> <div class="author-box-desc"> <div itemprop="description"> <p></p> </div> </div> <div class="clearfix"></div> <div class="author-box-socials "> <a target="_self" href="https://www.facebook.com/systemfan.globalgroup" rel="nofollow noopener" class="author-box-icon-grey"> <i class="fab fa-facebook-f"></i> </a> <a target="_self" href="https://wa.me/+84867853866" rel="nofollow noopener" class="author-box-icon-grey"> <i class="fab fa-whatsapp-square"></i> </a> <a target="_self" href="www.linkedin.com/in/jack-nguyễn-5b64101a0" rel="nofollow noopener" class="author-box-icon-grey"> <i class="fab fa-linkedin-in"></i> </a> </div> </div> </div> <h2>CÁC BÀI VIẾT CỦA System Fan:</h2> <div class="wrapper_post_author row"> <div class="col-lg-4 col-md-4 col-sm-4 col-6 "> <a href="https://systemfanglobal.com/types-of-fans-used-in-hvac-systems/"> <div class="card-author"> <div class="img-wrap"> <img src="https://systemfanglobal.com/wp-content/uploads/2022/11/Types-of-fans-used-in-HVAC-systems.jpg"> </div> <div class="info-author"> <div class="title-post-author">Types of fans used in HVAC systems</div> <div class="desc-post"> Heating, ventilation, and air-conditioning systems are referred to as HVAC for short. In these systems, fan equipment plays an important role in ventilation, cooling, and air circulation. In this article, System Fan Global would like to introduce </div> </div> </div> </a> </div> <div class="col-lg-4 col-md-4 col-sm-4 col-6 "> <a href="https://systemfanglobal.com/fans-and-blowers/"> <div class="card-author"> <div class="img-wrap"> <img src="https://systemfanglobal.com/wp-content/uploads/2022/07/What-is-the-difference-between-fan-and-blower.jpg"> </div> <div class="info-author"> <div class="title-post-author">What is the difference between fan and blower?</div> <div class="desc-post"> Fans and blowers are both commonly used cooling devices today. Many people consider these two fan lines to be the same. They are sometimes used interchangeably. However, technically, fans and blowers have different structures, functions and </div> </div> </div> </a> </div> <div class="col-lg-4 col-md-4 col-sm-4 col-6 "> <a href="https://systemfanglobal.com/industrial-emissions/"> <div class="card-author"> <div class="img-wrap"> <img src="https://systemfanglobal.com/wp-content/uploads/2022/06/Sources-of-industrial-emissions.jpg"> </div> <div class="info-author"> <div class="title-post-author">Sources of industrial emissions and treatment methods</div> <div class="desc-post"> Industrial emissions are one of the causes of environmental pollution. As industries grow, so does the generation of industrial emissions. Let’s learn about industrial emissions and effective industrial waste treatment solutions. Introduction </div> </div> </div> </a> </div> <div class="col-lg-4 col-md-4 col-sm-4 col-6 "> <a href="https://systemfanglobal.com/centrifugal-fan-maintenance/"> <div class="card-author"> <div class="img-wrap"> <img src="https://systemfanglobal.com/wp-content/uploads/2022/06/Centrifugal-fan-maintenance-checklist.jpg"> </div> <div class="info-author"> <div class="title-post-author">Centrifugal fan maintenance checklist from A-Z</div> <div class="desc-post"> Centrifugal fans are popular industrial fans today. The manufacturer recommends that users maintain the centrifugal fan periodically for 1 day, 1 week, or at least 1 month after use. In this article, System Fan Global provides some maintenance steps </div> </div> </div> </a> </div> <div class="col-lg-4 col-md-4 col-sm-4 col-6 "> <a href="https://systemfanglobal.com/centrifugal-fan-noise-reduction/"> <div class="card-author"> <div class="img-wrap"> <img src="https://systemfanglobal.com/wp-content/uploads/2022/06/centrifugal-fan-noise-reduction-1.jpg"> </div> <div class="info-author"> <div class="title-post-author">7+ effective centrifugal fan noise reduction methods</div> <div class="desc-post"> Centrifugal fans are industrial fans with popular applications today. However, during use, they create noises that affect people around them. How to reduce noise from fan? Below are the 7+ effective centrifugal fan noise reduction methods. </div> </div> </div> </a> </div> <div class="col-lg-4 col-md-4 col-sm-4 col-6 "> <a href="https://systemfanglobal.com/what-is-cement-dust/"> <div class="card-author"> <div class="img-wrap"> <img src="https://systemfanglobal.com/wp-content/uploads/2022/06/Cement-dust-hazards-and-control-measures.jpg"> </div> <div class="info-author"> <div class="title-post-author">What is cement dust? Cement dust hazards and control measures</div> <div class="desc-post"> Cement is an important material in the construction industry. The cement industry contributes to the development of infrastructure for the whole world. More and more modern architectural works are being built. However, cement dust is toxic dust with </div> </div> </div> </a> </div> <div class="col-lg-4 col-md-4 col-sm-4 col-6 "> <a href="https://systemfanglobal.com/industrial-dust/"> <div class="card-author"> <div class="img-wrap"> <img src="https://systemfanglobal.com/wp-content/uploads/2022/06/Is-industrial-dust-dangerous.jpg"> </div> <div class="info-author"> <div class="title-post-author">What is industrial dust? Is industrial dust dangerous?</div> <div class="desc-post"> Dust is a bad agent for the environment and human health. In particular, in industrial zones, large amounts of dust are generated. The amount of dust produced from the industrial park is a large amount of dust. What is industrial dust? Dust is </div> </div> </div> </a> </div> <div class="col-lg-4 col-md-4 col-sm-4 col-6 "> <a href="https://systemfanglobal.com/how-to-reduce-paper-dust/"> <div class="card-author"> <div class="img-wrap"> <img src="https://systemfanglobal.com/wp-content/uploads/2022/06/How-to-reduce-paper-dust.jpg"> </div> <div class="info-author"> <div class="title-post-author">Is paper dust harmful to health? How to reduce paper dust?</div> <div class="desc-post"> There is no denying the development of the paper industry today. It is estimated that the global production of paper and cardboard is close to 409 million tons (in 2021). This means that the amount of paper dust produced is extremely large. Many </div> </div> </div> </a> </div> <div class="col-lg-4 col-md-4 col-sm-4 col-6 "> <a href="https://systemfanglobal.com/types-of-exhaus-fans/"> <div class="card-author"> <div class="img-wrap"> <img src="https://systemfanglobal.com/wp-content/uploads/2022/06/What-types-of-exhaust-fans.jpg"> </div> <div class="info-author"> <div class="title-post-author">What types of exhaust fans are there?</div> <div class="desc-post"> Exhaust fans are highly applied in today’s life. They make an important contribution to ventilation, cooling, and dust collection. Helps keep the space airy and clean. How many types of exhaust fans are there? Find out the answer in the </div> </div> </div> </a> </div> </div> <nav class="navigation pagination" aria-label="Posts pagination"> <h2 class="screen-reader-text">Posts pagination</h2> <div class="nav-links"><a class="prev page-numbers" href="https://systemfanglobal.com/author/admin_systemfanglobal/">Previous</a> <a aria-label="Page 1" class="page-numbers" href="https://systemfanglobal.com/author/admin_systemfanglobal/">1</a> <span aria-label="Page 2" aria-current="page" class="page-numbers current">2</span> <a aria-label="Page 3" class="page-numbers" href="https://systemfanglobal.com/author/admin_systemfanglobal/page/3/">3</a> <span class="page-numbers dots">…</span> <a aria-label="Page 7" class="page-numbers" href="https://systemfanglobal.com/author/admin_systemfanglobal/page/7/">7</a> <a class="next page-numbers" href="https://systemfanglobal.com/author/admin_systemfanglobal/page/3/">Next</a></div> </nav> </div> </section> <div class="footer"> <div class="container"> <div class="row"> <div class="col-lg-3 col-md-3"> <div class="logo-ft"> <a href="https://systemfanglobal.com"> <img src="https://systemfanglobal.com/wp-content/uploads/2022/06/logo.png" alt=""> </a> </div> <!-- <div class="name-ct"> SYSTEM FANS GLOBAL </div> --> <!-- <div class="des-ct"> Chuyên sản xuất và cung cấp quạt công nghiệp, hệ thống hút lọc bụi và thiết bị xử lý môi trường chất lượng với giá ưu đãi tại Việt Nam. </div> --> <div class="box"> <div class="paytment"> <span class="title"> Payment support </span> <div class="img-paytment"> <img src="https://systemfanglobal.com/wp-content/themes/thcmedia-company/assets/images/Paypal.1.png"> </div> </div> </div> </div> <div class="col-lg-3 col-md-3"> <span class="tit-ft"> PRODUCT </span> <ul> <div class="menu-column-2-container"><ul id="column-3-id" class="column-2-footer"><li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-2250"><a href="https://systemfanglobal.com/centrifugal-fans/">Centrifugal fans</a></li> <li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-2251"><a href="https://systemfanglobal.com/axial-fans/">Axial fan</a></li> <li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-2252"><a href="https://systemfanglobal.com/dust-collection/">Dust Collection</a></li> <li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-2253"><a href="https://systemfanglobal.com/duct-fan/">Duct fans</a></li> </ul></div> </ul> </div> <div class="col-lg-3 col-md-3"> <span class="tit-ft"> SYSTEM </span> <ul> <div class="menu-column-3-container"><ul id="column-3-id" class="column-3-footer"><li id="menu-item-790" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-790"><a rel="nofollow" href="https://systemfanglobal.com/cyclone-dust-collection-system/">Cyclone dust collectors system</a></li> <li id="menu-item-791" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-791"><a rel="nofollow" href="https://systemfanglobal.com/paint-dust-extraction-system/">Paint dust extraction system</a></li> <li id="menu-item-792" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-792"><a rel="nofollow" href="https://systemfanglobal.com/paper-dust-extraction-system/">Paper dust extraction system</a></li> <li id="menu-item-1450" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-1450"><a href="https://systemfanglobal.com/wood-dust-collector-system/">Wood dust collector system</a></li> </ul></div> </ul> </div> <div class="col-lg-3 col-md-3"> <span class="tit-ft"> ABOUT </span> <ul> <div class="menu-column-4-container"><ul id="column-4-id" class="column-4-footer"><li id="menu-item-793" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-793"><a rel="nofollow" href="https://systemfanglobal.com/commitments/">Commitments</a></li> <li id="menu-item-794" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-794"><a rel="nofollow" href="https://systemfanglobal.com/about-us/">Introduce</a></li> <li id="menu-item-795" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-795"><a rel="nofollow" href="https://systemfanglobal.com/privacy-policy/">Privacy Policy</a></li> </ul></div> <div class="list-social"> <a rel="nofollow" href="https://www.facebook.com/systemfan.globalgroup" target="_blank" > <i class="fab fa-facebook-f"></i> </a> <a rel="nofollow" href="https://wa.me/+84867853866" target="_blank" > <i class="fab fa-whatsapp-square" style="font-size:30px; color: #17ff17;"></i> </a> <a rel="nofollow" href="http://www.linkedin.com/in/jack-nguyễn-5b64101a0" target="_blank" > <i class="fab fa-linkedin" style="font-size:30px;color: #00c4ff;"></i> </a> </div> </ul> </div> </div> </div> </div> <!-- <a rel="nofollow" href="#" class="scrollToTop"> <i class="fas fa-chevron-up"></i> </a> --> <script type="speculationrules"> {"prefetch":[{"source":"document","where":{"and":[{"href_matches":"/*"},{"not":{"href_matches":["/wp-*.php","/wp-admin/*","/wp-content/uploads/*","/wp-content/*","/wp-content/plugins/*","/wp-content/themes/thcmedia-company/*","/*\\?(.+)"]}},{"not":{"selector_matches":"a[rel~=\"nofollow\"]"}},{"not":{"selector_matches":".no-prefetch, .no-prefetch a"}}]},"eagerness":"conservative"}]} </script> <script> (function () { var c = document.body.className; c = c.replace(/woocommerce-no-js/, 'woocommerce-js'); document.body.className = c; })(); </script> <script src="https://systemfanglobal.com/wp-content/plugins/THCmedia-tools/assets/js/read-more.js?ver=1.0.0" id="read-more-script-js"></script> <script src="https://systemfanglobal.com/wp-includes/js/dist/hooks.min.js?ver=dd5603f07f9220ed27f1" id="wp-hooks-js"></script> <script src="https://systemfanglobal.com/wp-includes/js/dist/i18n.min.js?ver=c26c3dc7bed366793375" id="wp-i18n-js"></script> <script id="wp-i18n-js-after"> wp.i18n.setLocaleData( { 'text direction\u0004ltr': [ 'ltr' ] } ); //# sourceURL=wp-i18n-js-after </script> <script src="https://systemfanglobal.com/wp-content/plugins/contact-form-7/includes/swv/js/index.js?ver=6.1.5" id="swv-js"></script> <script id="contact-form-7-js-before"> var wpcf7 = { "api": { "root": "https:\/\/systemfanglobal.com\/wp-json\/", "namespace": "contact-form-7\/v1" }, "cached": 1 }; //# sourceURL=contact-form-7-js-before </script> <script src="https://systemfanglobal.com/wp-content/plugins/contact-form-7/includes/js/index.js?ver=6.1.5" id="contact-form-7-js"></script> <script src="https://systemfanglobal.com/wp-content/plugins/responsive-accordion-and-collapse/js/accordion-custom.js?ver=6.9.4" id="call_ac-custom-js-front-js"></script> <script src="https://systemfanglobal.com/wp-content/plugins/responsive-accordion-and-collapse/js/accordion.js?ver=6.9.4" id="call_ac-js-front-js"></script> <script src="https://systemfanglobal.com/wp-content/plugins/easy-table-of-contents/vendor/js-cookie/js.cookie.min.js?ver=2.2.1" id="ez-toc-js-cookie-js"></script> <script src="https://systemfanglobal.com/wp-content/plugins/easy-table-of-contents/vendor/sticky-kit/jquery.sticky-kit.min.js?ver=1.9.2" id="ez-toc-jquery-sticky-kit-js"></script> <script id="ez-toc-js-js-extra"> var ezTOC = {"smooth_scroll":"1","visibility_hide_by_default":"","scroll_offset":"30","fallbackIcon":"\u003Cspan class=\"\"\u003E\u003Cspan style=\"display:none;\"\u003EToggle\u003C/span\u003E\u003Cspan class=\"ez-toc-icon-toggle-span\"\u003E\u003Csvg style=\"fill: #999;color:#999\" xmlns=\"http://www.w3.org/2000/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"\u003E\u003Cpath d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"\u003E\u003C/path\u003E\u003C/svg\u003E\u003Csvg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http://www.w3.org/2000/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"\u003E\u003Cpath d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"/\u003E\u003C/svg\u003E\u003C/span\u003E\u003C/span\u003E"}; //# sourceURL=ez-toc-js-js-extra </script> <script src="https://systemfanglobal.com/wp-content/plugins/easy-table-of-contents/assets/js/front.min.js?ver=2.0.55-1695780809" id="ez-toc-js-js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.6.0/jquery.min.js" id="thcmediatheme-jquery-js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/slick-carousel/1.8.1/slick.min.js" id="thcmediatheme-slick-js"></script> <script src="https://cdn.jsdelivr.net/npm/bootstrap@4.0.0/dist/js/bootstrap.min.js" id="bootstrap-js"></script> <script src="https://cdn.jsdelivr.net/npm/vanilla-lazyload@17.3.0/dist/lazyload.min.js" id="vanilla-js"></script> <script src="https://systemfanglobal.com/wp-content/themes/thcmedia-company/assets/js/sticky-menu.js?ver=1.0.0" id="sticky-menu-js"></script> <script src="https://systemfanglobal.com/wp-content/themes/thcmedia-company/assets/js/main.js?ver=1.0.0" id="main-js"></script> <script src="https://systemfanglobal.com/wp-content/themes/thcmedia-company/assets/js/mobile-menu.js?ver=1.0.0" id="menu-mobile-js"></script> <script src="https://systemfanglobal.com/wp-content/themes/thcmedia-company/assets/js/slick/slick.js?ver=1.0.0" id="thcmedia-slick-js"></script> <script src="https://systemfanglobal.com/wp-content/plugins/woocommerce/assets/js/sourcebuster/sourcebuster.min.js?ver=10.7.0" id="sourcebuster-js-js"></script> <script id="wc-order-attribution-js-extra"> var wc_order_attribution = {"params":{"lifetime":1.0e-5,"session":30,"base64":false,"ajaxurl":"https://systemfanglobal.com/wp-admin/admin-ajax.php","prefix":"wc_order_attribution_","allowTracking":true},"fields":{"source_type":"current.typ","referrer":"current_add.rf","utm_campaign":"current.cmp","utm_source":"current.src","utm_medium":"current.mdm","utm_content":"current.cnt","utm_id":"current.id","utm_term":"current.trm","utm_source_platform":"current.plt","utm_creative_format":"current.fmt","utm_marketing_tactic":"current.tct","session_entry":"current_add.ep","session_start_time":"current_add.fd","session_pages":"session.pgs","session_count":"udata.vst","user_agent":"udata.uag"}}; //# sourceURL=wc-order-attribution-js-extra </script> <script src="https://systemfanglobal.com/wp-content/plugins/woocommerce/assets/js/frontend/order-attribution.min.js?ver=10.7.0" id="wc-order-attribution-js"></script> <script id="wp-emoji-settings" type="application/json"> {"baseUrl":"https://s.w.org/images/core/emoji/17.0.2/72x72/","ext":".png","svgUrl":"https://s.w.org/images/core/emoji/17.0.2/svg/","svgExt":".svg","source":{"concatemoji":"https://systemfanglobal.com/wp-includes/js/wp-emoji-release.min.js?ver=6.9.4"}} </script> <script type="module"> /*! This file is auto-generated */ const a=JSON.parse(document.getElementById("wp-emoji-settings").textContent),o=(window._wpemojiSettings=a,"wpEmojiSettingsSupports"),s=["flag","emoji"];function i(e){try{var t={supportTests:e,timestamp:(new Date).valueOf()};sessionStorage.setItem(o,JSON.stringify(t))}catch(e){}}function c(e,t,n){e.clearRect(0,0,e.canvas.width,e.canvas.height),e.fillText(t,0,0);t=new Uint32Array(e.getImageData(0,0,e.canvas.width,e.canvas.height).data);e.clearRect(0,0,e.canvas.width,e.canvas.height),e.fillText(n,0,0);const a=new Uint32Array(e.getImageData(0,0,e.canvas.width,e.canvas.height).data);return t.every((e,t)=>e===a[t])}function p(e,t){e.clearRect(0,0,e.canvas.width,e.canvas.height),e.fillText(t,0,0);var n=e.getImageData(16,16,1,1);for(let e=0;e<n.data.length;e++)if(0!==n.data[e])return!1;return!0}function u(e,t,n,a){switch(t){case"flag":return n(e,"\ud83c\udff3\ufe0f\u200d\u26a7\ufe0f","\ud83c\udff3\ufe0f\u200b\u26a7\ufe0f")?!1:!n(e,"\ud83c\udde8\ud83c\uddf6","\ud83c\udde8\u200b\ud83c\uddf6")&&!n(e,"\ud83c\udff4\udb40\udc67\udb40\udc62\udb40\udc65\udb40\udc6e\udb40\udc67\udb40\udc7f","\ud83c\udff4\u200b\udb40\udc67\u200b\udb40\udc62\u200b\udb40\udc65\u200b\udb40\udc6e\u200b\udb40\udc67\u200b\udb40\udc7f");case"emoji":return!a(e,"\ud83e\u1fac8")}return!1}function f(e,t,n,a){let r;const o=(r="undefined"!=typeof WorkerGlobalScope&&self instanceof WorkerGlobalScope?new OffscreenCanvas(300,150):document.createElement("canvas")).getContext("2d",{willReadFrequently:!0}),s=(o.textBaseline="top",o.font="600 32px Arial",{});return e.forEach(e=>{s[e]=t(o,e,n,a)}),s}function r(e){var t=document.createElement("script");t.src=e,t.defer=!0,document.head.appendChild(t)}a.supports={everything:!0,everythingExceptFlag:!0},new Promise(t=>{let n=function(){try{var e=JSON.parse(sessionStorage.getItem(o));if("object"==typeof e&&"number"==typeof e.timestamp&&(new Date).valueOf()<e.timestamp+604800&&"object"==typeof e.supportTests)return e.supportTests}catch(e){}return null}();if(!n){if("undefined"!=typeof Worker&&"undefined"!=typeof OffscreenCanvas&&"undefined"!=typeof URL&&URL.createObjectURL&&"undefined"!=typeof Blob)try{var e="postMessage("+f.toString()+"("+[JSON.stringify(s),u.toString(),c.toString(),p.toString()].join(",")+"));",a=new Blob([e],{type:"text/javascript"});const r=new Worker(URL.createObjectURL(a),{name:"wpTestEmojiSupports"});return void(r.onmessage=e=>{i(n=e.data),r.terminate(),t(n)})}catch(e){}i(n=f(s,u,c,p))}t(n)}).then(e=>{for(const n in e)a.supports[n]=e[n],a.supports.everything=a.supports.everything&&a.supports[n],"flag"!==n&&(a.supports.everythingExceptFlag=a.supports.everythingExceptFlag&&a.supports[n]);var t;a.supports.everythingExceptFlag=a.supports.everythingExceptFlag&&!a.supports.flag,a.supports.everything||((t=a.source||{}).concatemoji?r(t.concatemoji):t.wpemoji&&t.twemoji&&(r(t.twemoji),r(t.wpemoji)))}); //# sourceURL=https://systemfanglobal.com/wp-includes/js/wp-emoji-loader.min.js </script> <div id="Side_slide" class="right light" data-width="250"> <div class="close-wrapper"><a rel="nofollow" href="#" class="close"><i class="fa fa-times" aria-hidden="true"></i></a> </div> <div class="minisearch"> <form action="https://systemfanglobal.thcmedia.vn/" role="search" id="searchform" method="GET"> <input type="hidden" name="type" value="product"> <input id="searchform-input woocommerce-product-search-field-0" class="sf-input" type="text" placeholder="Search..." name="s"> <button class="sf-submit-icon" type="submit" value="Search"> <i class="fas fa-search"></i> </button> <!-- <button id="searchform-submit" class="sf-submit" type="submit" value=""> --> </form> </div> <div class="menu_wrapper"> <nav id="menu"> <div class="menu-column-2-container"><ul id="menu-column-3" class="menu"><li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-2250"><a href="https://systemfanglobal.com/centrifugal-fans/">Centrifugal fans</a></li> <li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-2251"><a href="https://systemfanglobal.com/axial-fans/">Axial fan</a></li> <li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-2252"><a href="https://systemfanglobal.com/dust-collection/">Dust Collection</a></li> <li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-2253"><a href="https://systemfanglobal.com/duct-fan/">Duct fans</a></li> </ul></div> </nav> </div> <div class="list-social"> <a rel="nofollow" target="_blank" href="#"> <i class=" fab fa-facebook-f "></i> </a> <a rel="nofollow" target="_blank" href="#"> <i class="fab fa-whatsapp-square" style="font-size:30px; color: green;"></i> </a> <a rel="nofollow" target="_blank" href="#"> <i class="fab fa-skype" style="font-size:30px;color: #007bff;"></i> </a> </div> </div> <div id="body_overlay"></div> <div class="custom-model-main form-ft"> <div class="custom-model-inner"> <div class="close-btn"><i class="far fa-times"></i></div> <div class="custom-model-wrap"> <div class="pop-up-content-wrap"> <div class="form-contact"> <span class="txt_lh">SEND CONTACT US</span> <div class="wpcf7 no-js" id="wpcf7-f257-o1" lang="en-US" dir="ltr" data-wpcf7-id="257"> <div class="screen-reader-response"><p role="status" aria-live="polite" aria-atomic="true"></p> <ul></ul></div> <form action="/author/admin_systemfanglobal/page/2/#wpcf7-f257-o1" method="post" class="wpcf7-form init demo" aria-label="Contact form" novalidate="novalidate" data-status="init"> <fieldset class="hidden-fields-container"><input type="hidden" name="_wpcf7" value="257" /><input type="hidden" name="_wpcf7_version" value="6.1.5" /><input type="hidden" name="_wpcf7_locale" value="en_US" /><input type="hidden" name="_wpcf7_unit_tag" value="wpcf7-f257-o1" /><input type="hidden" name="_wpcf7_container_post" value="0" /><input type="hidden" name="_wpcf7_posted_data_hash" value="" /> </fieldset> <div class="row"> <div class="col-md-6"> <div class="form-group"> <p><span class="wpcf7-form-control-wrap" data-name="your-name"><input size="40" maxlength="400" class="wpcf7-form-control wpcf7-text wpcf7-validates-as-required form-control" id="inputName4" aria-required="true" aria-invalid="false" placeholder="Name*" value="" type="text" name="your-name" /></span> </p> <div class="icon-fr"> <p><i class="fas fa-user"></i> </p> </div> </div> </div> <div class="col-md-6"> <div class="form-group"> <p><span class="wpcf7-form-control-wrap" data-name="your-phone"><input size="40" maxlength="400" class="wpcf7-form-control wpcf7-tel wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-tel form-control" id="inputPhone4" aria-required="true" aria-invalid="false" placeholder="Phone*" value="" type="tel" name="your-phone" /></span> </p> <div class="icon-fr"> <p><i class="fas fa-phone-alt"></i> </p> </div> </div> </div> </div> <div class="row"> <div class="col-md-6"> <div class="form-group"> <p><span class="wpcf7-form-control-wrap" data-name="your-email"><input size="40" maxlength="400" class="wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email form-control" id="inputEmail4" aria-required="true" aria-invalid="false" placeholder="Email*" value="" type="email" name="your-email" /></span> </p> <div class="icon-fr"> <p><i class="far fa-envelope"></i> </p> </div> </div> </div> <div class="col-md-6"> <div class="form-group"> <p><span class="wpcf7-form-control-wrap" data-name="menu-227"><select class="wpcf7-form-control wpcf7-select" aria-invalid="false" name="menu-227"><option value="Select the country">Select the country</option><option value="Afghanistan">Afghanistan</option><option value="Algeria">Algeria</option><option value="Angola">Angola</option><option value="Argentina">Argentina</option><option value="Austria">Austria</option><option value="Australia">Australia</option><option value="Bangladesh">Bangladesh</option><option value="Belarus">Belarus</option><option value="Belgium">Belgium</option><option value="Bolivia">Bolivia</option><option value="Bosnia and Herzegovina">Bosnia and Herzegovina</option><option value="Brazil">Brazil</option><option value="Britain">Britain</option><option value="Bulgaria">Bulgaria</option><option value="Cambodia">Cambodia</option><option value="Cameroon">Cameroon</option><option value="Canada">Canada</option><option value="Central African Republic">Central African Republic</option><option value="Chad">Chad</option><option value="China">China</option><option value="Colombia">Colombia</option><option value="Costa Rica">Costa Rica</option><option value="Croatia">Croatia</option><option value="the Czech Republic">the Czech Republic</option><option value="Democratic Republic of the Congo">Democratic Republic of the Congo</option><option value="Denmark">Denmark</option><option value="Ecuador">Ecuador</option><option value="Egypt">Egypt</option><option value="El Salvador">El Salvador</option><option value="England">England</option><option value="Estonia">Estonia</option><option value="Ethiopia">Ethiopia</option><option value="Finland">Finland</option><option value="France">France</option><option value="Germany">Germany</option><option value="Ghana">Ghana</option><option value="Greece">Greece</option><option value="Guatemala">Guatemala</option><option value="Holland">Holland</option><option value="Honduras">Honduras</option><option value="Hungary">Hungary</option><option value="Iceland">Iceland</option><option value="India">India</option><option value="Indonesia">Indonesia</option><option value="Iran">Iran</option><option value="Iraq">Iraq</option><option value="Ireland">Ireland</option><option value="Israel">Israel</option><option value="Italy">Italy</option><option value="Ivory Coast">Ivory Coast</option><option value="Jamaica">Jamaica</option><option value="Japan">Japan</option><option value="Jordan">Jordan</option><option value="Kazakhstan">Kazakhstan</option><option value="Kenya">Kenya</option><option value="Laos">Laos</option><option value="Latvia">Latvia</option><option value="Libya">Libya</option><option value="Lithuania">Lithuania</option><option value="Madagascar">Madagascar</option><option value="Malaysia">Malaysia</option><option value="Mali">Mali</option><option value="Mauritania">Mauritania</option><option value="Mexico">Mexico</option><option value="Morocco">Morocco</option><option value="Namibia">Namibia</option><option value="New Zealand">New Zealand</option><option value="Nicaragua">Nicaragua</option><option value="Niger">Niger</option><option value="Nigeria">Nigeria</option><option value="Norway">Norway</option><option value="Oman">Oman</option><option value="Pakistan">Pakistan</option><option value="Panama">Panama</option><option value="Paraguay">Paraguay</option><option value="Peru">Peru</option><option value="The Philippines">The Philippines</option><option value="Poland">Poland</option><option value="Portugal">Portugal</option><option value="Republic of the Congo">Republic of the Congo</option><option value="Romania">Romania</option><option value="Russia">Russia</option><option value="Saudi Arabia">Saudi Arabia</option><option value="Scotland">Scotland</option><option value="Senegal">Senegal</option><option value="Serbia">Serbia</option><option value="Singapore">Singapore</option><option value="Slovakia">Slovakia</option><option value="Somalia">Somalia</option><option value="South Africa">South Africa</option><option value="Spain">Spain</option><option value="Sudan">Sudan</option><option value="Sweden">Sweden</option><option value="Switzerland">Switzerland</option><option value="Syria">Syria</option><option value="Thailand">Thailand</option><option value="Tunisia">Tunisia</option><option value="Turkey">Turkey</option><option value="Turkmenistan">Turkmenistan</option><option value="Ukraine">Ukraine</option><option value="The United Arab Emirates">The United Arab Emirates</option><option value="The United States">The United States</option><option value="Uruguay">Uruguay</option><option value="Vietnam">Vietnam</option><option value="Wales">Wales</option><option value="Zambia">Zambia</option><option value="Zimbabwe">Zimbabwe</option></select></span> </p> </div> </div> </div> <div class="row"> <div class="col-md-12"> <p><span class="wpcf7-form-control-wrap" data-name="your-content"><textarea cols="40" rows="6" maxlength="2000" class="wpcf7-form-control wpcf7-textarea wpcf7-validates-as-required form-control" id="exampleFormControlTextarea1" aria-required="true" aria-invalid="false" placeholder="Content *" name="your-content"></textarea></span> </p> </div> </div> <p><input class="wpcf7-form-control wpcf7-submit has-spinner btn" type="submit" value="Send" /> </p><div class="wpcf7-response-output" aria-hidden="true"></div> </form> </div> </div> </div> </div> </div> <div class="bg-overlay"></div> </div> <div class="custom-model-main form-other"> <div class="custom-model-inner"> <div class="close-btn"><i class="far fa-times"></i></div> <div class="custom-model-wrap"> <div class="pop-up-content-wrap"> <div class="form-contact"> <span class="txt_lh">SEND CONTACT US</span> <div class="wpcf7 no-js" id="wpcf7-f803-o2" lang="en-US" dir="ltr" data-wpcf7-id="803"> <div class="screen-reader-response"><p role="status" aria-live="polite" aria-atomic="true"></p> <ul></ul></div> <form action="/author/admin_systemfanglobal/page/2/#wpcf7-f803-o2" method="post" class="wpcf7-form init demo" aria-label="Contact form" novalidate="novalidate" data-status="init"> <fieldset class="hidden-fields-container"><input type="hidden" name="_wpcf7" value="803" /><input type="hidden" name="_wpcf7_version" value="6.1.5" /><input type="hidden" name="_wpcf7_locale" value="en_US" /><input type="hidden" name="_wpcf7_unit_tag" value="wpcf7-f803-o2" /><input type="hidden" name="_wpcf7_container_post" value="0" /><input type="hidden" name="_wpcf7_posted_data_hash" value="" /> </fieldset> <div class="form-group"> <p><span class="wpcf7-form-control-wrap" data-name="your-name"><input size="40" maxlength="400" class="wpcf7-form-control wpcf7-text wpcf7-validates-as-required form-control" id="inputName" aria-required="true" aria-invalid="false" placeholder="Name*" value="" type="text" name="your-name" /></span> </p> <div class="icon"> <p><i class="far fa-user"></i> </p> </div> </div> <div class="form-group"> <p><span class="wpcf7-form-control-wrap" data-name="your-phone"><input size="40" maxlength="400" class="wpcf7-form-control wpcf7-tel wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-tel form-control" aria-required="true" aria-invalid="false" placeholder="Phone*" value="" type="tel" name="your-phone" /></span> </p> <div class="icon"> <p><i class="fas fa-phone-alt"></i> </p> </div> </div> <div class="form-group"> <p><span class="wpcf7-form-control-wrap" data-name="your-email"><input size="40" maxlength="400" class="wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email form-control" id="inputEmail" aria-required="true" aria-invalid="false" placeholder="Email *" value="" type="email" name="your-email" /></span> </p> <div class="icon"> <p><i class="far fa-envelope"></i> </p> </div> </div> <div class="form-group"> <p><span class="wpcf7-form-control-wrap" data-name="menu-238"><select class="wpcf7-form-control wpcf7-select" aria-invalid="false" name="menu-238"><option value="Select the country">Select the country</option><option value="Afghanistan">Afghanistan</option><option value="Algeria">Algeria</option><option value="Angola">Angola</option><option value="Argentina">Argentina</option><option value="Austria">Austria</option><option value="Australia">Australia</option><option value="Bangladesh">Bangladesh</option><option value="Belarus">Belarus</option><option value="Belgium">Belgium</option><option value="Bolivia">Bolivia</option><option value="Bosnia and Herzegovina">Bosnia and Herzegovina</option><option value="Brazil">Brazil</option><option value="Britain">Britain</option><option value="Bulgaria">Bulgaria</option><option value="Cambodia">Cambodia</option><option value="Cameroon">Cameroon</option><option value="Canada">Canada</option><option value="Central African Republic">Central African Republic</option><option value="Chad">Chad</option><option value="China">China</option><option value="Colombia">Colombia</option><option value="Costa Rica">Costa Rica</option><option value="Croatia">Croatia</option><option value="the Czech Republic">the Czech Republic</option><option value="Democratic Republic of the Congo">Democratic Republic of the Congo</option><option value="Denmark">Denmark</option><option value="Ecuador">Ecuador</option><option value="Egypt">Egypt</option><option value="El Salvador">El Salvador</option><option value="England">England</option><option value="Estonia">Estonia</option><option value="Ethiopia">Ethiopia</option><option value="Finland">Finland</option><option value="France">France</option><option value="Germany">Germany</option><option value="Ghana">Ghana</option><option value="Greece">Greece</option><option value="Guatemala">Guatemala</option><option value="Holland">Holland</option><option value="Honduras">Honduras</option><option value="Hungary">Hungary</option><option value="Iceland">Iceland</option><option value="India">India</option><option value="Indonesia">Indonesia</option><option value="Iran">Iran</option><option value="Iraq">Iraq</option><option value="Ireland">Ireland</option><option value="Israel">Israel</option><option value="Italy">Italy</option><option value="Ivory Coast">Ivory Coast</option><option value="Jamaica">Jamaica</option><option value="Japan">Japan</option><option value="Jordan">Jordan</option><option value="Kazakhstan">Kazakhstan</option><option value="Kenya">Kenya</option><option value="Laos">Laos</option><option value="Latvia">Latvia</option><option value="Libya">Libya</option><option value="Lithuania">Lithuania</option><option value="Madagascar">Madagascar</option><option value="Malaysia">Malaysia</option><option value="Mali">Mali</option><option value="Mauritania">Mauritania</option><option value="Mexico">Mexico</option><option value="Morocco">Morocco</option><option value="Namibia">Namibia</option><option value="New Zealand">New Zealand</option><option value="Nicaragua">Nicaragua</option><option value="Niger">Niger</option><option value="Nigeria">Nigeria</option><option value="Norway">Norway</option><option value="Oman">Oman</option><option value="Pakistan">Pakistan</option><option value="Panama">Panama</option><option value="Paraguay">Paraguay</option><option value="Peru">Peru</option><option value="The Philippines">The Philippines</option><option value="Poland">Poland</option><option value="Portugal">Portugal</option><option value="Republic of the Congo">Republic of the Congo</option><option value="Romania">Romania</option><option value="Russia">Russia</option><option value="Saudi Arabia">Saudi Arabia</option><option value="Scotland">Scotland</option><option value="Senegal">Senegal</option><option value="Serbia">Serbia</option><option value="Singapore">Singapore</option><option value="Slovakia">Slovakia</option><option value="Somalia">Somalia</option><option value="South Africa">South Africa</option><option value="Spain">Spain</option><option value="Sudan">Sudan</option><option value="Sweden">Sweden</option><option value="Switzerland">Switzerland</option><option value="Syria">Syria</option><option value="Thailand">Thailand</option><option value="Tunisia">Tunisia</option><option value="Turkey">Turkey</option><option value="Turkmenistan">Turkmenistan</option><option value="Ukraine">Ukraine</option><option value="The United Arab Emirates">The United Arab Emirates</option><option value="The United States">The United States</option><option value="Uruguay">Uruguay</option><option value="Vietnam">Vietnam</option><option value="Wales">Wales</option><option value="Zambia">Zambia</option><option value="Zimbabwe">Zimbabwe</option></select></span> </p> </div> <div class="form-group"> <p><span class="wpcf7-form-control-wrap" data-name="your-content"><textarea cols="40" rows="6" maxlength="2000" class="wpcf7-form-control wpcf7-textarea wpcf7-validates-as-required form-control" aria-required="true" aria-invalid="false" placeholder="Content *" name="your-content"></textarea></span> </p> </div> <div class="text-center"> <p><input class="wpcf7-form-control wpcf7-submit has-spinner btn-submit" type="submit" value="Send" /> </p> </div><div class="wpcf7-response-output" aria-hidden="true"></div> </form> </div> </div> </div> </div> </div> <div class="bg-overlay"></div> </div> <!-- Messenger Plugin chat Code --> <div id="fb-root"></div> <!-- Your Plugin chat code --> <div id="fb-customer-chat" class="fb-customerchat"> </div> <script> var chatbox = document.getElementById('fb-customer-chat'); chatbox.setAttribute("page_id", "127379603787477"); chatbox.setAttribute("attribution", "biz_inbox"); </script> <!-- Your SDK code --> <script> window.fbAsyncInit = function() { FB.init({ xfbml : true, version : 'v18.0' }); }; (function(d, s, id) { var js, fjs = d.getElementsByTagName(s)[0]; if (d.getElementById(id)) return; js = d.createElement(s); js.id = id; js.src = 'https://connect.facebook.net/en_US/sdk/xfbml.customerchat.js'; fjs.parentNode.insertBefore(js, fjs); }(document, 'script', 'facebook-jssdk')); </script> <!--Start of Tawk.to Script--> <script type="text/javascript"> var Tawk_API=Tawk_API||{}, Tawk_LoadStart=new Date(); (function(){ var s1=document.createElement("script"),s0=document.getElementsByTagName("script")[0]; s1.async=true; s1.src='https://embed.tawk.to/62b035807b967b1179956b96/1g6052024'; s1.charset='UTF-8'; s1.setAttribute('crossorigin','*'); s0.parentNode.insertBefore(s1,s0); })(); </script> <!--End of Tawk.to Script--> </body> </html> <!-- This website is like a Rocket, isn't it? Performance optimized by WP Rocket. Learn more: https://wp-rocket.me - Debug: cached@1776231338 -->