Shanghai Besca Industrial Co., Ltd. is a self-support import & export industrial company, with a factory located in Jiangsu Province, we focus on cable support systems more than 15 years, BESCA TRAY passed CE and NEMA Ve1 and UL/cUL, our UL/cUL number is E359562, our company also successfully obtain ISO9001:2008 management systems. Based on our quality and service, BESCA TRAY has already exported to over 30 countries and regions, obtain a very good reputation from our clients. (Most of them are the wholesalers of cable tray). We supply our clients not only our standard cable tray, also provide OEM service.