胜蓝股份：储能业务的客户有比亚迪、阳光电源等公司

Group 1 - The core viewpoint of the article is that Shenglan Co., Ltd. has established partnerships with notable clients in the energy storage sector, including BYD and Sungrow Power Supply [2] Group 2 - Shenglan Co., Ltd. responded to investor inquiries on October 9, indicating its involvement in the energy storage business [2]