Group 1 - The core point of the article is that Zhejiang Jinko Solar Co., Ltd. has obtained a patent for "back-contact solar cells, their preparation methods, and photovoltaic modules" with the announcement number CN121001444B, applied on October 2025 [1] Group 2 - Zhejiang Jinko Solar Co., Ltd. was established in 2006 and is located in Jiaxing City, primarily engaged in the manufacturing of electrical machinery and equipment [1] - The company has a registered capital of 2,714.34 million RMB [1] - According to data analysis, Zhejiang Jinko Solar has invested in 9 companies, participated in 97 bidding projects, and holds 2,687 patent records, along with 35 administrative licenses [1]

Core Insights - A group of companies, including Zhuhai Fushan Aixi Solar Technology Co., Ltd., Zhejiang Aixi Solar Technology Co., Ltd., and others, have obtained a patent for "Back-Contact Solar Cells, Battery Modules, and Photovoltaic Systems" [1][2][3] Company Summaries - **Zhuhai Fushan Aixi Solar Technology Co., Ltd.**: Established in 2021, located in Zhuhai, with a registered capital of 450 million RMB. The company has participated in 83 bidding projects and holds 945 patents, along with 314 administrative licenses [1]. - **Zhejiang Aixi Solar Technology Co., Ltd.**: Founded in 2016, based in Jinhua, with a registered capital of approximately 569.19 million RMB. The company has invested in 10 enterprises, participated in 120 bidding projects, and holds 1,783 patents, along with 60 administrative licenses [1][2]. - **Guangdong Aixi Technology Co., Ltd.**: Established in 2009, located in Foshan, with a registered capital of approximately 282.35 million RMB. The company has invested in 1 enterprise, participated in 8 bidding projects, and holds 1,682 patents, along with 44 administrative licenses [2]. - **Tianjin Aixi Solar Technology Co., Ltd.**: Founded in 2018, based in Tianjin, with a registered capital of 130 million RMB. The company has invested in 1 enterprise, participated in 22 bidding projects, and holds 1,109 patents, along with 153 administrative licenses [2]. - **Shandong Aixi Solar Technology Co., Ltd.**: Established in 2023, located in Jinan, with a registered capital of 450 million RMB. The company has participated in 19 bidding projects and holds 99 patents, along with 15 administrative licenses [2]. - **Chuzhou Aixi Solar Technology Co., Ltd.**: Founded in 2024, based in Chuzhou, with a registered capital of 50 million RMB. The company has participated in 2 bidding projects and holds 116 patents, along with 3 administrative licenses [3].