Offer Oem/odm/ems Manufacturing Service

Dear chairman,
telefield limited is a vertically integrated group of companies incorporated in hong kong. we have in-house engineering center and iso9001 certified factories in china.
telefield was founded in 1992 with business focusing on electronic wireless telecoms product production for oem markets. since then, we have been manufacturing and developed a wide range of high quality electronic & rf telecoms product, telematics systems, home and outdoor security control devices, electrical ap