Shanghai SUPRO Energy Tech Co.,Ltd. as a high-tech enterprise of graphene battery in china, mainly engaged in the R&D, manufacturing, sales and service of graphene battery. products widely used in intelligent manufacturing, residential storage, industrial and Commercial energy storage, portable power station, 5G batteries, power tools, and other fields. Our company manages in strict accordance with ISO9001 and ISO 14001 international standards, and passed the UL 1973, ROHS, REACH, UN38.3 MSDS, CE, CB, BIS, IEC62133 certification. the founder of SUPRO Energy and its team have more than ten years of experience in the graphene battery industry, and continue to strive to build a benchmark enterprise of graphene batteries.