On March 6, the 11th Solar Cell Paste and Metallization Forum, organized by ASIACHEM Consulting, was grandly held in Changzhou, Jiangsu Province. The conference focused on the heterojunction, TOPCon, and xBC cell metallization process upgrade, delving into cutting-edge directions such as laser transfer printing, copper electroplating, silver-coated copper paste, and busbar-free technology. Meng Xiajie, Director of the Cell Development Department at Tongwei Co., Ltd.'s PV Technology Center, was invited to attend and delivered a report titled Application and Development of TBC-THL Technology, sharing Tongwei's innovative explorations and breakthroughs in the field of metallization technology.

Meng Xiajie, Director of the Cell Development Department at Tongwei Co., Ltd.'s PV Technology Center

delivered a keynote speech

In his keynote speech, Director Meng provided an insightful presentation on Tongwei's independently developed TBC-THL technology. He detailed the key aspects of the low-cost TBC-THL technology, including high-contact, low-damage openings, low-cost seed layer doping, patterned masking, and low-cost seed layer etching techniques. Additionally, he elaborated on the reliability of TBC-THL modules, showcasing the exceptional performance and immense potential of this innovative technology in practical applications, highlighting Tongwei's efforts and achievements in reducing costs, enhancing efficiency, and ensuring product quality. Currently, Tongwei's N-type TBC cell efficiency has reached 26.84% through research and development, with TBC module power exceeding 655 watts.

As a leading enterprise in the global PV industry, Tongwei has always regarded breakthroughs in core technology as the key driver for upgrading the entire industry chain. In the future, Tongwei's Global Innovation R&D Center will continue to explore and innovate in practice, comprehensively promoting the high-quality development of the PV industry. The company will continue to invest in the research and development of forward-looking technologies such as TNC, THC, TBC, and Perovskite/c-Si tandem solar cells, driving PV products to achieve higher efficiency, lower costs, and better reliability throughout their lifecycle, injecting Tongwei's wisdom into the global energy green transformation.