... 4) Turnover:400 Million PVC Insulated Wire & Cable with Rated Voltage of 450/750V and below(Including flame retardant type, ... of China Top500 Most Valuable Brands of China "TDGD" China Well-Known Trademark JIANGSU TONGDING OPTICAL-ELECTRONIC CO.,LTD, is a ... will continue to develop our company and support national economy with the spirit of practice, innovation, honesty and endeavor. You are welcome ...