Shenzhen HAIZHI Trading Company Ltd is a manufacturer of USB flash drive and power bank, Speakers, memory card, MP3 player, and other trading items, with well-equipped testing facilities and strong technical force.

Shenzhen True Power Co., Ltd(True Power Technology Co., Limited), covering an area of 8, 000 square meters, which is a hi-tech company specializes in research, manufacture and sales of all kinds of rechargeable batteries and chargers, Li-polymer, li ion 12V series replaced for lead acid battery, , Ni-MH, Ni-CD battery, especially for Custom-designed battery packs and innovate charger designs. With more than 15 years of experiences in battery and ODM/OEM, our products are sold to Europe, America, Asia, South America and other countries. We have became replacement battery supplier for more than 20 well-know brands in the world. Our company is operated strictly by the accordance with ISO 9001. At present, our daily output of batteries is 800, 000.