Qinhuangdao YDKL Plastic Co., Ltd., founded by Yanshan University in 2000, is a high tech company specializing in the production of plastic valves, auto plastic parts, injection moulds and various plastic products. Plastic valves we supply include PVC ball valves, PVC union valves, PVC butterfly valves, PVC foot valves and PE gas valves. With a factory area covering approximately 5,500 square...
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