WEIFANG BOGUAN WATERPROOF MATERIALS CO.,LTD has become world largest manufacturer of commercial and residential roofing.bitumen flash tape,Hatch cover tape,all kinds of surface adhesive membrane which can apply for concrete,wood,steel,plastic,APP/SBS bitumen membranes,Polythene membranes* Our success in growing the company to nearly $8 million in sales has been based on our unique philosophy of: ■Helping property owners & architects to make their best and safest roofing choices ■Helping supportive distributors and roofing contractors to build their businesses and avoid hassle provides reliable, value-added products and services to thousands of customers in a wide range of industries. The products refers to waterproof membranes, bitumen tape,hatch cover tape,self-adhesive membranes which applying for concrete,wood,steel construction.waterproof coatings, sealant materials, rigid waterproof and leakage blocking agents, putty powders, surfactants, joint sealants, wallpaper adhesives, wallpaper mucilage, wall covering primer decorative materials and relevant matching products , etc.