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Grand Sunergy Co., Ltd. has launched Guosheng Size Energy Storage Technology in Nanjing, holding an 80% stake. The new venture, with a registered capital of 20 million RMB, focuses on energy storage technology and intelligent control system integration.

This move addresses the urgent need for energy storage in the new energy sector as standalone PV manufacturing becomes unsustainable. Grand Sunergy aims to enhance its industrial layout and complete its full-chain strategy amid financial challenges in its core business.