Zhuhai Test Electronics Co., LTD was established in April 2003 with workshop area more than 2000 square metres, mainly engaged in PCB, automatic SMD production, research and develope energy-saving lamps, 54M USB wireless network card, digital TV receiver and Intelligent switching power supply.Switching power supply includes: LED and LCD adapters and other power adapters and so on, we also can development power adapter according to customers' requiredment.