Han Zhong Quan Yuan Electronic Co., LTD. is a professional high-tech enterprises committed to the research, development, design and manufacture and sale of load cell, high precision resistance strain gauge, sensor, fittings for electronic weighing apparatus and automatic control system with QuanYuan brand. QuanYuan are certified according to ISO 9001:2000 and produce strictly in accordance withR60 recommendation of international Organization of Legal Metrology (OIML).