Zhengzhou Vincol Water Blocking Materials Of Cable Co., Ltd

[ Manufacturer ]Main business are Topswell water blocking tapes, Semi-conductive water blocking buffer tapes, Topswell polyethy film laminate water blocking tapes, Topswell water blocking yarns, Topswell semiconductive water blocking tapes, Topswell semi-conductive water blocking yarns.

Changsha Longyuan Optic Communication Special Material Co.,

[ Manufacturer ]Main business are Dry type optical cable waterproofing new materials, Xerogel waterproofing yarn, Waterproofing rope