Beijing Hanjianheshan Pipe Industry Co., Ltd. was established in 2004 and is located in Hancunhe, a beautiful countryside in Fangshan District, Beijing. The company currently has more than 1,000 employees, has 7 functional departments at the headquarters, and invests in and establishes multiple branch companies. In June 2015, the company was successfully listed on the Shanghai Stock Exchange. The stock abbreviation is "Han Jianheshan", the stock code is "603616", the registered capital is 381.368 million yuan, and the controlling shareholder is Beijing Hanjian Group Co., Ltd. As one of the domestic enterprises specializing in the production of concrete pipelines and with relatively complete varieties and specifications, the company has been ranked at the forefront of my country's PCCP industry for many years. He is currently the vice president unit of the China Concrete and Cement Products Association, the executive director unit of the China Water Conservancy Society, and the China Water Conservancy Engineering Association.

The company's main business is to manufacture prestressed steel cylinder concrete pipes (PCCP), pressure steel pipes and pressure steel switch pipes, drainage pipes, commercial concrete, and concrete box culverts. The company's main products are PCCP with specifications DN600~DN4000, full series of concrete drainage pipes (RCPs) with specifications DN300~DN3000, concrete and special concrete of various strength grades, single and multi-storey concrete box culverts. In May 2017, it successfully acquired Hezhong Building Materials and entered the concrete admixture industry. In July 2018, it successfully acquired Qingqing Environmental Protection and entered the environmental protection field.

In 2004, the company introduced, digested and absorbed advanced foreign technologies, integrated domestic and foreign advanced professional equipment, developed and produced double-layer wire-wrapped DN4000 prestressed steel cylinder concrete pipe (PCCP), and won the Ministry of Science and Technology, Ministry of Commerce, and the State. The National Key New Product Certificate was jointly issued by the Quality Supervision Bureau, the State Environmental Protection Administration, etc., and obtained the DN4000PCCP "National Industrial Product Production License" in September 2004. In 2005, the company obtained three-standard certifications for ISO9001 quality management, ISO14001 environmental management and GB/T28001 occupational health and safety management, and realized modern, standardized and scientific enterprise management.

Han Jianheshan has always maintained an innovative concept, and its business model reflects innovative thinking, and core technologies guide the forefront of innovation. Green is the main theme of social development, it is also the direction that Han Jian pursues, and it is also the opportunity and future for Han Jian’s development. Against the backdrop of the 13th Five-Year Plan, Han Jianheshan will transform from an urban architect to an urban operator. With green industries, we will continue to help human water ecological civilization make progress; with environmental protection industries, we will continue to promote sustainable development of energy and the environment. We will strive to contribute to my country's economic development, improving people's livelihood, protecting the ecology and promoting social progress.