Company Profile: Shanghai Xuanyi Power Technology Co., Ltd. is located in Fengxian District, Shanghai. It is a professional power supply service provider specializing in the sales and after-sales service of UPS power supply, EPS power supply, maintenance-free batteries, regulated power supply, computer room air conditioning, DC screens, and other products. It has rich technological information resources and channel resources. We have become an influential professional power supply sales company in the East China region, and our company has suffic...