1. JOYFREE adhesives and sealants are already used and approved by domestic and abroad market for 10+ years2. Main Market: North America, Europe, Southeast Asia and Africa etc. 3.THREE series: PU and SIlicone sealant for construction joints sealing and building /roof coating etc.; PU , epoxy and SILICONE sealant for electronic potting and sealing; PU adhesive sealant for car glass bonding and replacement, car body sealing etc.. help supply tools and equipment for application. 4.JOYFREE--enJoy the Free cooperation bonding and sealing!