... Detailed Product Description Established in 1989, Guangdong East Power Co., Ltd. is a ISO 9001 ... -ranking facilities for power supply products in Dongguan. EAST has perfect marketing and service network, there are ... many excellent UPS experts to do research in EAST. Based on the powerful technology team and high ... ISO 9001:2000 and ISO 14001:2004 ceritified, and EAST products are approved by CE, FCC, UL, ...