Founded in 2003,Shanghai Yuen Technology Co., Ltd. is a mainland-Hong Kong high-tech joint venture.Products include Hall current sensors, Hall voltage sensors, leakage current sensors and so on. Our products are widely used in many industrial fields of power supply, communication power, welding machines, inverters, UPS power supply, machinery,and chemicals. Yuen is an ISO9001 quality management system enterprise.We provide new technologies, new products as well as solutions in the field of measurement and control technologies for domestic and foreign partners. Our products are popular at home and abroad, Our series products have got CE certification and ROHS certification,have been exported for 10 years.our factory provides customers with high quality products and satisfactory services,we have become our customers’best partners in their supply chains.Hope to cooperate with your company.