Proposed HBC Photovoltaic Cell Factory in Tongwei

Digital New Energy DataBM. March 18, The signing ceremony of strategic cooperation between Tongwei Solar Energy Co., Ltd. , Fujian Jinshi Energy Co., Ltd. (Hereinafter referred to as "Jinshi Energy") and Jinyang (Quanzhou) New Energy Technology Co., Ltd. (Hereinafter referred to as "Quanzhou Jinyang") was held at Quanzhou Headquarters in Fujian Province.

, Founded in March 2016, Jinshi Energy's main business focuses on the research and development of multi-scene vacuum coating technology and equipment manufacturing, as well as the research and development, manufacturing, sales and integrated services of industrial production equipment for hybrid HBC batteries and HJT batteries.

According to equity penetration, the company not only owns BYD, Quanzhou Jinyang, which was established in August 2021, but also covers the manufacture and sale of photovoltaic equipment and components."; R & D, manufacturing and sales of electronic special materials are the subsidiaries of Jinyang New Energy .

The Digital New Energy DataBM. Com found that before this cooperation with Tongwei. The above two companies, together with Longji Green Energy and " on September 19, Jinyang New Energy announced that. Its indirect wholly-owned subsidiary, Jinyang Quanzhou New Energy Technology Co., Ltd. (Hereinafter referred to as "Jinyang Quanzhou"), successfully signed a joint venture agreement with Juneng Power and Longji Green Energy to jointly establish Jinlong (Xi'an) New Energy Technology Co., Ltd . The main business of the joint venture will focus on the production and sales of HBC solar cells .

It is worth noting that the actual controller and beneficiary owner of Juneng Power and the beneficiary owner of Jinshi Energy are both Lin Chaohui. On April 29,

2025, Jinyang New Energy announced that Jinyang Quanzhou had entered into an agreement with Yiwu Jingao Solar Energy Technology Co., Ltd. and Jinshi Energy to establish a joint venture company to produce 4GW HBC photovoltaic cells. Quanzhou Jinyang granted the joint venture the right to use its HBC battery patent technology, but did not participate in the joint venture.

According to Jinshi Energy Information, hybrid HBC technology is the company's first technology, which combines traditional heterojunction passivation structure with tunneling/polycrystalline structure, and integrates HJT, TOPCon and other technologies. In March 2023, the technology was released for the first time, and the conversion efficiency of the battery reached 27.08%; in November 2024, the conversion efficiency of the battery technology reached 27.

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