China Ligao Enterprise Group Co., Ltd. Is composed of more than 30 units, including Beijing Ligao Waterproof Engineering Co., Ltd., Beijing Ligao Waterproof Technology Development Co., Ltd., Beijing Ligao Technology Co., Ltd., China Waterproof Research Institute, Beijing Ligao High-tech Research Institute, Langfang Sanjiang Waterproof Materials Co., Ltd., Beijing Zhanye Waterproof Materials Co., Ltd., Beijing Dongfang Ligao Decoration Co., Ltd., and "China Waterproof" professional website. It is a large-scale comprehensive entity integrating scientific research, production, construction, and sales. It has won the honorary titles of China Green Building Materials Promotion Enterprise, Quality Reputation Guarantee Enterprise, and Contract-abiding and Credit-abiding Unit issued by the national ministerial level and Beijing. It is the first enterprise in the industry to pass ISO9001: 2000 international quality system certification. The engineering company has a second-level construction qualification certificate issued by the Beijing Municipal Construction Committee, and is fully capable of undertaking waterproofing and anti-corrosion construction of all types of industrial and civil buildings.