Grand Sunergy / Guosheng Shian Technology Co., Ltd.

Guosheng Shian Technology Co., Ltd., operating as Grand Sunergy, is a China-based enterprise initially specializing in ecological governance before transitioning into the renewable energy sector. The company is publicly traded on the Shanghai Stock Exchange (Code: 603778). Grand Sunergy primarily focuses on the production of high-efficiency Heterojunction (HJT) and TOPCon solar cells and modules. The company also invests in and operates projects across the upstream and downstream photovoltaic (PV) industrial chain. Grand Sunergy has established multiple production bases across China in Xuzhou, Huaibei, Huainan, and Laizhou. The company possesses a professional R&D team led by the renowned PV expert Professor Shen Wenzhong. It has developed its own research institute to explore next-generation technologies like perovskite tandem cells and solid-state batteries. Grand Sunergy provides comprehensive PV solutions, including project development, EPC (Engineering, Procurement, and Construction), and O&M (Operation and Maintenance) services. The company exports its products to more than ten countries worldwide, including a notable 703.8 kW ground power plant project in Thailand.