{"id":578,"date":"2026-07-02T15:45:35","date_gmt":"2026-07-02T12:45:35","guid":{"rendered":"https:\/\/yemen-solar.com\/?p=578"},"modified":"2026-07-02T15:45:35","modified_gmt":"2026-07-02T12:45:35","slug":"the-worlds-largest-bc-patent-holder-where-does-tcl-zhonghuan-stand","status":"publish","type":"post","link":"https:\/\/yemen-solar.com\/?p=578","title":{"rendered":"The World\u2019s Largest BC Patent Holder: Where Does TCL Zhonghuan Stand?"},"content":{"rendered":"\n<p class=\"has-text-align-right p3 wp-block-paragraph\">The solar cell industry is undergoing an accelerated transformation of type technologies. <strong>P<\/strong> the Type Technologies <strong>N<\/strong>With this transformation, it became a technology. <strong>Rear Connectors (BC)<\/strong> One of the industry\u2019s most prominent development paths. With all metal conductors moved to the back of the cell, the metal grille shades disappear from the front, increasing light absorption, increasing conversion efficiency, improving performance at high temperatures and low light, and giving the panels a more uniform appearance.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"857\" height=\"1024\" data-id=\"417\" src=\"https:\/\/yemen-solar.com\/wp-content\/uploads\/2026\/07\/img_8592-1-857x1024.jpg\" alt=\"\" class=\"wp-image-417\" srcset=\"https:\/\/yemen-solar.com\/wp-content\/uploads\/2026\/07\/img_8592-1-857x1024.jpg 857w, https:\/\/yemen-solar.com\/wp-content\/uploads\/2026\/07\/img_8592-1-251x300.jpg 251w, https:\/\/yemen-solar.com\/wp-content\/uploads\/2026\/07\/img_8592-1-768x918.jpg 768w, https:\/\/yemen-solar.com\/wp-content\/uploads\/2026\/07\/img_8592-1.jpg 1179w\" sizes=\"auto, (max-width: 857px) 100vw, 857px\" \/><figcaption class=\"wp-element-caption\">710W 26%<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<p class=\"p3 wp-block-paragraph\">This development has driven most major global companies to invest in this path, whether through the creation of new product lines or the development of BC-derived technologies, and today the competition is based on three main axes: innovation, commercial production, and intellectual property.<\/p>\n\n\n\n<p class=\"p3 wp-block-paragraph\">In this context, a recent Chinese industry report indicates that <strong>TCL Zhonghuan<\/strong> It has the largest portfolio of patents in the field of BC in the world, but this excellence in innovation does not necessarily reflect on the volume of production or market share, where the positions of companies vary according to the benchmark.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>A technological legacy spanning more than four decades<\/strong><\/h2>\n\n\n\n<p class=\"p3 wp-block-paragraph\">TCL Zhonghuan\u2019s technical excellence is due to the legacy it has acquired from TCL Zhonghuan. <strong>Maxeon<\/strong>which, in turn, inherited the technologies it had developed. <strong>SunPower<\/strong>a Global Leader in Technology <strong>IBC<\/strong>.<\/p>\n\n\n\n<p class=\"p3 wp-block-paragraph\">The commercial development of this technology dates back to 1985, while the first commercial production lines were introduced in 2004, with SunPower becoming the primary reference in the development of back-conductor cells over the past decades.<\/p>\n\n\n\n<p class=\"p3 wp-block-paragraph\">With the transfer of these technical assets to TCL Zhonghuan, the company has come to possess one of the largest intellectual property bases in the field.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>More than 1600 patents<\/strong><\/h2>\n\n\n\n<p class=\"p4 wp-block-paragraph\">According to the report, TCL Zhonghuan has more than <strong>1600 Core Patents<\/strong> Covering the different stages of manufacturing cells and solar panels, they include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The growth of silicon crystals.<\/li>\n\n\n\n<li>Manufacture of silicon wafers.<\/li>\n\n\n\n<li>Excavation and passivation operations.<\/li>\n\n\n\n<li>Metal Conductor Techniques.<\/li>\n\n\n\n<li>Cell design.<\/li>\n\n\n\n<li>Laminated panels.<\/li>\n\n\n\n<li>The basic structure of BC cells.<\/li>\n<\/ul>\n\n\n\n<p class=\"p3 wp-block-paragraph\">The report confirms that many of these patents are not limited to industrial improvements, but include foundational innovations linked to the core principles of BC technology, which gives the company a strong position in the field of intellectual property rights.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Compared to competitors<\/strong><\/h2>\n\n\n\n<p class=\"p3 wp-block-paragraph\">The report reviews the situation of the most prominent competitors in this sector.<\/p>\n\n\n\n<p class=\"p3 wp-block-paragraph\">FZCO <strong>LONGi<\/strong> It has hundreds of patents related to technology. <strong>HPBC<\/strong>However, most of them focus on improving industrial production processes and reducing cost.<\/p>\n\n\n\n<p class=\"p3 wp-block-paragraph\">And&#8230; <strong>Aiko Solar<\/strong>the Developer of Technology <strong>ABC<\/strong>It has filed a large number of patent applications, with a clear focus on increasing efficiency and reducing silver consumption, while the number of patents granted is still less than the total number of applications filed.<\/p>\n\n\n\n<p class=\"p3 wp-block-paragraph\">For companies such as <strong>JinkoSolar<\/strong> And&#8230;<strong>Trina Solar<\/strong> And&#8230;<strong>Tongwei<\/strong>Most of its BC business is focused on developing industrial processes and improving product lines, rather than developing foundational patents for the original architecture of the technology.<\/p>\n\n\n\n<p class=\"p3 wp-block-paragraph\">The report notes that owning this large patent portfolio gives TCL Zhonghuan additional advantages, including reduced risk of legal disputes in global markets, as well as the possibility of generating revenue from technology licensing or patent exchange agreements with other companies.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Commercial production&#8230; different arrangement<\/strong><\/h2>\n\n\n\n<p class=\"p3 wp-block-paragraph\">Although it is outnumbered in the number of patents, the report shows that TCL Zhonghuan ranks differently when looking at the volume of commercial production.<\/p>\n\n\n\n<p class=\"p3 wp-block-paragraph\">According to the report, it is <strong>LONGi<\/strong> Production and shipments of BC panels globally, taking advantage of its ability to develop existing PERC product lines and convert them to HPBC with less investment, which helped it expand rapidly.<\/p>\n\n\n\n<p class=\"p3 wp-block-paragraph\">And come. <strong>Aiko Solar<\/strong> In second place, with its focus on high-value markets, such as residential systems, integrated solar buildings (BIPV), and overseas markets looking for the highest levels of efficiency.<\/p>\n\n\n\n<p class=\"p3 wp-block-paragraph\">And&#8230; <strong>TCL Zhonghuan<\/strong> It is third in terms of production volume, as a result of adopting a more conservative expansion strategy, focusing on quality and reliability rather than quantity competition.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>A strategy based on value, not volume<\/strong><\/h2>\n\n\n\n<p class=\"p3 wp-block-paragraph\">From the outset, the company chose not to enter the rapid expansion race of the solar cell industry, but focused on developing high-performance products based on specialized product lines, which require greater capital investment, but provide high levels of quality and reliability.<\/p>\n\n\n\n<p class=\"p3 wp-block-paragraph\">The company mainly targets large industrial projects, power plants in harsh environments, marine applications, as well as global markets that prioritize long-term performance.<\/p>\n\n\n\n<p class=\"p3 wp-block-paragraph\">The report indicates that the efficiency of commercially produced panels is about <strong>25.2%<\/strong>, with outstanding performance in resisting deterioration and withstand difficult operational conditions.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>2nd overall strength<\/strong><\/h2>\n\n\n\n<p class=\"p3 wp-block-paragraph\">When evaluating companies against four key criteria: intellectual property, manufacturing capacity, value chain integration, and profitability, the report lays out <strong>TCL Zhonghuan<\/strong> Second place in the world.<\/p>\n\n\n\n<p class=\"p3 wp-block-paragraph\">The report attributes this to the company having an integrated production chain ranging from silicon wafer manufacturing, to cells, to solar panels, along with a strong patent base that can be commercially leveraged through licensing and technical cooperation.<\/p>\n\n\n\n<p class=\"p3 wp-block-paragraph\">The report also says that the company\u2019s ownership of the original IBC technology gives it more flexibility to develop future generations of solar cells, including their integration with tandem cell technologies, which may strengthen its competitive position in the future.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>A look ahead.<\/strong><\/h2>\n\n\n\n<p class=\"p3 wp-block-paragraph\">The report concludes that TCL Zhonghuan has chosen to build its competitive advantage through technology, innovation and intellectual property, rather than relying on rapid expansion and price reduction.<\/p>\n\n\n\n<p class=\"p3 wp-block-paragraph\">Although the company does not currently have the largest production volume, having the largest portfolio of BC patents, coupled with the integration of its business into the value chain, makes it one of the most prominent players in this technical path, especially with the increasing importance of intellectual property protection and the high global demand for high-efficiency solar panels.<\/p>\n\n\n\n<p class=\"p5 wp-block-paragraph\">The ultimate ranking of companies remains tied to the standard used in the valuation; while TCL Zhonghuan leads in terms of patents, other companies lead in commercial production or market share, reflecting the multi-dimensional nature of competition in the global solar cell market.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The solar cell industry is undergoing an accelerated transformation of type technologies. P the Type Technologies NWith this transformation, it became a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[],"tags":[],"class_list":["post-578","post","type-post","status-publish","format-standard","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.6.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>The World\u2019s Largest BC Patent Holder: Where Does TCL Zhonghuan Stand? - Yemen Solar * News WEB<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/yemen-solar.com\/?p=578\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The World\u2019s Largest BC Patent Holder: Where Does TCL Zhonghuan Stand? - Yemen Solar * News WEB\" \/>\n<meta property=\"og:description\" content=\"The solar cell industry is undergoing an accelerated transformation of type technologies. 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