上海科沛公司专业生产销售：塑料链条TSUBAKI RSP35 RSP40 RSP40-D RSP50 RSP60 RSP35-E RSP40-E RSP50-E RSP60-E RSP40P-MW RSP60P-MW RSP60-2 RS40P RS60P RSP40 RSP60 纯PP链条 PP本色链条 纯PP塑胶链条 纯PP塑料链条 40p链条，60p链条，40P TIANYU，60P TIANYU，40PTIANYU，60PTIANYU，TIANYU 40P，TIANYU 60P，TIANYU40P，TIANYU60P