Chongqing Changjian Technology Co., Ltd.
Production Processchangjian gps tracker
hot sale product：
CJ720，CJ730，CJ740，CJ780，CJ790-2G 3G 4G
CJ990-4G，CJ930B，CJ930A，CJ980
RecommendationsCJ790
CJ790 4G CJGPS ACC detection function SOS alarm vehicle 4g gps tracker
RecommendationsCJ780
CJ780 CJGPS car motorcycle vehicle tracker gps
Style Design CJ720
relay gps tracker cut off oil power
RecommendationsCJ750
CJ750 CJGPS OBD Car vehicle GPS gps tracker
RecommendationsCJ280
CJ280 CJGPS wireless strong magnetic long battery life vehicle car gps tracker
Product EvaluationCJ740
small and easy to hide for car
New Products gps tracker
hot sale new product：
CJ720，CJ730，CJ740，CJ780，CJ790-2G 3G 4G
CJ990-4G，CJ930B，CJ930A，CJ980