In May 2002, Optimum was founded in Pingshan New District, Shenzhen City.As a national high-tech enterprise intergrating R&D, production and sales of LiFePO4 battery, Optimum today has 1500 empolyees, covers a production area of 20.000�?�£?�?�¡ and has brought in over 500 sets of advanced production ***** workshop for manufacturing LiFePO4 battery has a capacity of 1.25MWh per day, which makes it the biggest manufacturing of LiFePO4 ***** proucts have been certified by many domestic authoritative inspection organizations such as Beijing 201 institution(863 Project Laboratory), Power Testing Center of Ministry of information Industry and Pony Testing Center.At present, over 10, 000EVs and HEVs powered by our batteries have been running through cities on different road conditions for as long as two years and strategic partnership have also been established by Optimum with automobile wendors from areas and nations such as Shenzhen, Zhejiang, Shanghai, Xiamen, Wuhan, France, the USA, UK and Germany.At the same time, we�?�¢??ve gained rich experience in grid energy-storage solution, maintaining long term business relationship and technical exchange with national grid, enterprises and organizations from North American, India and Brizal. Since 2006, our company has specialized in producing LiFePO4 battery, gaining rich experience in on-site technical management, providing, solutions(including battery assembling technology, structure design and battery management strategy etc) for over 100 styles of electric cars and obtaining many national patents for investions. Conforming to the trend of the times, our company has been upholding self-renovation and automatic production and striving to develop in the five economically fesasibl fields of new energy , such as vehicles(automobiles), energy storage(grid, wind-solar generating system and load shifting )UPS, military products and household appliances.