Shenzhen EFA Technology Co., LTD.

Shenzhen EFA is a High-tech corporation which was founded  in China  from 2008,  it  is specialized in researching, developing and manufacturing of GPS Tracker, car black box, power bank, wireless communications. Also we can provide Completed  GPS solutions comprehensive ...
Telephone:86-75526623932 Address:Nanshan, Shenzhen, Guangdong, China
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