Main supplier of telecom power supplies in the world, Top three in China market. Specialized in developing, manufacturing and marketing power electronic products and solutions for telecom, energy saving, environment and other industries. Offering standard and customized product categories: (1) AC&DC power supplies including rectifiers, inverters, UPS, EPS (emergency power supply) and centralized monitoring and management systems; (2) AC drive systems (variable frequency inverter); (3) Electronic air cleaners. Certified with ISO9001, ISO14001 and GB/T28001 with continuous quality improvement. Some of the products produced with international standard such as CE, UL and RoHS. Public listed in Shanghai Exchange Stock (Code: 600405). For the commercial power supply, we propose to providing OEM service for you by using DPC's cheap cost, technical team and large production capacity. Possible focus: (1) AC-DC rectifier; (2) DC-AC Inverter; (3) AC-AC UPS/EPS