· SO 9001 certified
· Members of National Roofing Contractors Association of USA
· Members of China National Waterproof Building Materials Industry Association

Beginning in 1993, HangZhou Greencity Waterproof Materials Co., Ltd, located in HangZhou City, covered 100,000 square meter land, 50 million Chinese Yuan investment, 800 employees, we are one of the top waterproof materials producers in China.

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. Our production line can produce waterproof underlayments 300,000,000㎡, SBS modified membrane 20,000,000㎡,rubber membrane 500,000,000㎡, self-adhesive membrane 100,000,000㎡ and waterproof paint 5,000 tons.

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 Greencity, you make a right choice, you will gain a strong Chinese supplier and a good friend, Greencity will provide you excellent products and services to you and your customers.