Beijing jianyu construction materials ltd. And beijing city jianjian water defense construction co. Ltd. Are located in the north of li hashi town, shunyi district, beijing, and occupy 30,000 square metres of the road. Company production equipment is sophisticated, environmentally sound and easily accessible, and is a garden-based, environmentally friendly enterprise. It is a specialized water-proofing enterprise with products developed, produced, sold and paid. The company's creation has so far evolved into a water-resistant enterprise with a large production scale and advanced technology in the industry, a high quality product, a good social reputation and a high level of integrity. The main products of the company are “chinese-built” modified tarp-proofing rolls, “chinese-built” bac-composed series of water-resistant rolls, “chinese-built” colour-colored plasters and various water-proof coatings of the “founding rain”. The company o...