China lifepo4 battery Manufacturer

Established in 2001, Optimum Battery Co., Ltd is High-Tech corporation with independent intellectual-property and core technologies, which is specialized in LiFePO4 and NI-ZN battery's R & D , production and management. Adjacent to Shenzhen Grand Industrial Park, and with an occupation about 20,000 square meters, we have more than 1000 employees and over 50 senior engineers. 

Since 2002, Optimum batteries have incorporated expertise on technology and management from several famous Universities, which provides a solid back bone for our R&D, production and management team. Up until now, we have developed and possessed nearly 30 intellectual property patents. Our batteries are widely applied to EV, HEV , e-bike / motorcycles/ scooters /wheel chair , solar and wind turbine energy storage system, UPS, digital products, home appliance and many agro-machine, tele-communication system etc. Our daily production capacity is 1.5 million AA Ni-Zn cells, while for LiFePo4, 50,000 cells. 

We are the first one and the unique one so far in the world who achieved the most strict testing
for Lithium battery using for MINE system; We also are the first one in Chinese battery industry who past TS-16949 and got the certificate issued by NQA for EV car batteries design and manufacturing. which keep " OPTIMUM BATTERY "at the leading position for the industry. 
Stringently comply with international management standard, Optimum Batteries also achieved ISO9001: 2008, ISO14000, CE, UL,...