Dongguan Ring Testing Equipment Co., Ltd., established on 2009-06-24, Business scope includes research and development,production and marketing,processing,Install,repair:Testing Equipment,Test Instruments,meter,Electronic equipment,Electrical Equipment,automation equipment,Production line equipment,Equipment,Optical instruments and equipment,optical instrument,Hardware electronic tools,Hardware appliances,Electronic fixture,mold,measuring tool,metal products;Sales:Electronic component,Anti-static material,plastic material,electrical material,printing material,Copper,steel,Aluminum,Packaging Materials,other chemical products,Material(Free of Hazardous Chemicals),Instrument and equipment measurement and calibration service;Install:Control System;Purification project.