Tianneng Battery Group Co., Ltd. researches, develops, produces, and sells power batteries for electric special vehicles and new energy vehicles, as well as automotive start-stop, energy storage, 3C, and backup batteries, and fuel cells. Its product range includes lead-acid batteries (traction, energy storage, and SLI), lithium-ion batteries (cells, motive and traction, and reserve/energy storage), hybrid energy storage systems, and BESS containers. The company also provides light electric vehicle batteries, battery recycling, and sustainable energy storage solutions for household, industrial and commercial, and smart microgrid applications, along with sodium, hydrogen electric, solid-state, and new materials solutions and value-added services. Founded in 1986 and headquartered in Huzhou, China, it operates as a subsidiary of Tianneng Holding Group Co., Ltd.