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Weifang Shihua Chemical Building Materials Co., Ltd.
Founded in 1994, the company has a registered capital of RMB 100.86 million and covers a plant area of over 30,000 square meters. It mainly manufactures more than 100 types of products across five major series, including Shihua‑brand polyethylene‑polypropylene / polyester waterproof membranes, non‑asphalt‑based polymer self‑adhesive pre‑applied waterproof membranes, elastomer‑modified / plastomer‑modified asphalt waterproof membranes, root‑resistant waterproof membranes for green roof systems, polymer‑modified asphalt self‑adhesive waterproof membranes, one‑component / two‑component polyurethane waterproof coatings, and butyl waterproof tapes.
The company is equipped with multiple modern high‑grade fully‑automatic one‑step forming production lines for polyethylene‑polypropylene and polyester composite waterproof membranes, with an annual output of 35 million square meters. There are also 2 sets of modern high‑grade fully‑automatic SBS production lines delivering an annual output of 8 million square meters. It is a modern comprehensive enterprise for new‑type waterproof materials integrating R&D, production, sales, construction and after‑sales services.
The company serves as a standing‑director member of the Waterproof Material Special Committee under the Building Materials Branch of the Chinese Ceramic Society. It has been awarded honors including “National Advanced Enterprise in Waterproof Industry”, “Excellent Enterprise for Chinese Polymer Waterproof Membranes”, “Top‑20 Enterprise in China’s Building Waterproofing & Thermal Insulation Industry”, “Excellent Construction Enterprise in China’s Building Waterproofing & Thermal Insulation Industry”, and “Scientific & Technological Innovation Enterprise in China’s Building Waterproofing & Thermal Insulation Industry”. For many consecutive years, it has been listed as Shandong Provincial “Contract‑Abiding & Credit‑Honoring Enterprise”, Top‑10 Comprehensive‑Development Enterprise of Shandong Building Waterproofing Industry, Dual‑title “Hidden Champion Enterprise” of Weifang City, Shandong Provincial “Specialized‑Refined‑Differentiated‑Innovative” SME, and Shandong Gazelle Enterprise.
Its trademark “Shihua” was accredited as “Shandong Provincial Famous Trademark” in November 2010 and successfully renewed consecutively. In 2014, Shihua‑branded products were recognized as “Shandong Famous‑Brand Products”. In 2018, the “Shihua” trademark was granted the title of “China Well‑Known Trademark” by the Trademark Office of the State Administration for Industry and Commerce.
Supported by sound management and scientific operation, the company has obtained three‑system certifications: ISO 9001:2008 Quality Management System, ISO 14001:2004 Environmental Management System and ISO 18001 Occupational Health & Safety Management System. As a High‑Tech Enterprise, it boasts strong innovation and research capabilities, and hosts multiple provincial‑municipal R&D platforms including China Construction Industry Standard Laboratory, Shandong Provincial One‑Enterprise‑One‑Technology R&D Center, Shandong Provincial Industrial Design Center, Weifang Key Laboratory and Weifang Engineering Laboratory.
Meanwhile, the company holds Class‑I Qualification for National Waterproof, Anti‑corrosion and Thermal‑Insulation Construction Projects. Its products and construction teams cover more than 30 provinces and municipalities nationwide, and are widely recognized and well‑received by customers.
