Founded in 2003, Tannen Battery Group Co., Ltd. is a leading company in China's new energy battery industry and a leading electric light vehicle battery company in China. The company was listed on January 18, 2021 on the Science and Technology Board of the Shanghai Stock Exchange (stock code 688819.SH). After years of development, the company has formed a battery product system with the synergistic development of lead storage batteries and lithium-ion batteries, and the reserve development of hydrogen fuel cells, sodium-ion batteries and other new material batteries. Now it has become a leading enterprise in the domestic battery industry with the business of electric light vehicle power battery and energy storage battery as the main business, and the R&D, production and sales of electric special vehicle power battery, new energy vehicle power battery, automobile start-stop battery, 3C battery and other types of batteries as a whole.