通威股份：钙钛矿晶硅叠层电池产品转换效率已突破34.78%

Core Viewpoint - Tongwei Co., Ltd. has achieved a significant milestone in its perovskite-silicon tandem solar cell technology, with a conversion efficiency surpassing 34.78% and a full-size 210 half-cell efficiency reaching 28.39%, positioning the company at the forefront of the industry [1] Group 1 - The conversion efficiency of Tongwei's perovskite-silicon tandem solar cell products has exceeded 34.78% [1] - The efficiency of the 210 half-cell full-size battery has reached 28.39%, indicating industry-leading performance [1]