Jiashan Jinchang Electron Co.,Ltd is one of the leading others manufacturers and suppliers, welcome to import others from our factory.
PATCH include GSM, GPS/GLONASS/GALILEO COMPASS frequency at the moment.
Size range: 10*10, 12*12, 15*15, 18*18, 25*25, 27*27, 35*35.
Adventage: customizable
Could debug the antenna freely according to your machine.