Shanghai Shareware Electrical Material Co., Ltd. is devoted to the research and development of new and high technology products. With good developing ability and advanced techniques, Shanghai Shareware produces all kinds of rubber mastic tapes and related mastic sealants for electrical industry, telecom industry, etc.

Our main products are Shareware 328N rubber mastic tapes (EPDM), Shareware 218N mastic sealants, Shareware 321C rubber mastic tapes (Butyl Rubber) and PVC tapes.

Shanghai Shareware is cooperating with many international enterprises and we will continue to improve product quality to meet more customers' expectations.