Shenzhen BAK energy Co.,Ltd, our company established on 2001,located in shenzhen(china) a leading manufacturer that specialized in producing batteries for more than 10 years,All our products have with CE, UL ,ROHS certificates, our factory provided with ISO9001:2008 and ISO14001 certificatesA strong R&D for support,any demands,pls kindly informed,i`m sure that we`ll convince you by our good quality and best serviceOur main products listed below:Li-ion cells,Li-polymer cells, Li-ion batteries,Li-polymer batteries, LifePO4 batteriesVarious OEM ,ODM battery packsSurely your satisfication will be our final aims