Hebei Chaoda Seal Products Co., Ltd is a professional factory which produces transparent waterproof coating,waterproof membrane,road pouring glue,adhesive tape,butyl sealing clay,SBS waterproof membrane,waterproof coating,CCCW,cement-based JS composite waterproof material,non-cured rubberized asphalt waterproof coating,wet-laid waterproof membrane,PVC tape,insulation tape,semi-conductive adhesive tape,silicone rubber adhesive tape, etc.Chaoda has fully automatic production lines to produce our goods;Chaoda has the professional R&D team which contains more than 10 people;Chaoda has ISO9001:2008, GB/T 28001-2001 and ISO14001:2004 certificates.