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Quality Control

Dongsheng Waterproof Materials Co., Ltd., headquartered in Taitou, home to waterproof membranes, is a major producer and supplier of waterproofing products, including SBS waterproofing membrane, APP waterproofing membrane, EPDM waterproofing membrane, PVC waterproofing membrane, PE-PP waterproofing membrane, non-asphalt macromolecular self-adhesive waterproofing membrane, TPO waterproofing membrane, self-adhesive waterproofing tape and geotextile and etc.

For all of these products, we have a series of advanced production lines. These lines, employing advanced technology, guarantee the quality and uniformity of the products. Coming out of these advanced production lines, the products will go through a series of testing and inspecting procedures. Strict quality control is executed for every procedure in accordance with relevant national quality standard, covering purchase of raw material, processing of semi-finished product, pre-warehousing inspection as well as strict quality control before delivery.

Furthermore, we have strict-controlled purchase of raw materials and rigid test and inspection, which help guarantee the quality of the products. SBS waterproofing membrane, APP waterproofing membrane, EPDM waterproofing membrane, PVC waterproofing membrane, PE-PP waterproofing membrane, non-asphalt macromolecular self-adhesive waterproofing membrane, TPO waterproofing membrane, self-adhesive waterproofing tape and geotextile have outstanding performance in tensile strength, elongation, weathering, etc.

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Aided by all of these strict procedures, ranging from careful preparation, purchase of raw material,precise processing and manufacture, and ensued test and inspection, these premieum waterproofing products will be delivered to our clients around the world. Furthermore, in order to fight against counterfeit, we employ anti-counterfeiting technology on the label or package of our products to assure your purchase. It is safe to say your concern and wise choice of our product will be justified at last.