Changchun City fresh in the heat-shrinkable material co., Ltd. is manufacturing and marketing of heat-shrinkable material, heat-shrinkable cable accessories, shrink type cable annex, prefabricated type cable annex, constant force spring ring, composite insulation waterproof tape, composite insulation hot shrink with, 66,000 v cross joint cable terminal and the Middle connection, 110,000 v cross joint cable terminal and the Middle connection, 110KV hot shrink type climbing from growth device, 110KV silicone rubber increased climbing skirt and communications cable strengthened type hot shrink casing, high-tech series of professional factory home. the company was founded in July 1998, is a stress practical, innovative, faithful to the customer on the actual company.