GENEVA, Feb. 3 -- TONGWEI SOLAR (CHENGDU) CO., LTD. (Section 1, Zongbaoheng Road, Shuangliu Park, Chengdu High-Tech Comprehensive Bonded ZoneChengdu, Sichuan 610299), 通威太阳能(成都)有限公司 (中国四川省成都市高新综合保税区双流园区综保横路一段) filed a patent application (PCT/CN2024/096287) for "PEROVSKITE THIN FILM LAYER AND PREPARATION METHOD THEREFOR, AND PEROVSKITE SILICON STACKED SOLAR CELL AND PREPARATION METHOD THEREFOR" on May 30, 2024. With publication no. WO/2025/020685, the details related to the patent ...