CARSCOP participate 2014 the 11th China International Auto Aftermarket Fair and Auto Accessories (Zhengzhou) Trade Fair on Jun 26 - 30, 2014, booth number is : 1F243, Zhengzhou International Exhibition Center, Zhengzhou, HeNan province. we release new OBDII GPS tracker CCTR-830, this new model is no installation DIY model, just insert to the OBD socket is OK, No installation & easy using !