Located in the west suburb of Hangzhou City, BSJ Group is a professional manufacturer of building materials. The main products include: Synthetic roofing underlayment, hybrid waterproof roofing underlayment, roofing felt, and other Waterproof underlayment, Asphalt shingles, Stone coated steel shingles, Pre-painted aluminium rain gutters, PVC rainwater gutters, Fiberglass mesh, sponge rubber/EPE flooring underlayment, Marble composite panel and so on.

Covering a land area of 100,000 m2 and a building area of 6000 m2, our group owns advanced manufacturing equipment and strong technology power. Now we have formed an outstanding designing & manufacturing team composed of a few senior engineers and 500 professional workers. We are specialized in Waterproof materials for building and construction work including waterproof roofing underpayments; SBS asphalt membrane, APP asphalt membrane, waterproof non-woven membrane, waterproof breathable non-woven membrane and water proof paint. Under the development of our highly experienced researching engineers, we have obtained 3 patents for the waterproof field, and these patents have been applied to our products. We are supplying one of the largest American construction Corporations, and they have proved our products are complies with UL and ICC-ES.

Choosing BSJ Group, you make a right choice, you will gain a strong Chinese supplier and a good friend. We, BSJ Group will provide the excellent products and services to you and your customers.