Heze Sanlei Plastics was founded in 2006 and is a national high-tech enterprise specializing in the research, development, and production of various new plastic pipelines. Located at the southern end of Guangzhou Road in Dingtao District, Heze City, the company covers over 150 acres and has a total asset of 150 million yuan. It boasts modern standard factories of 45,000 square meters and 30 production lines for various pipeline materials. The company produces over 35,000 tons of plastic pipes annually, including PVC-U (Φ20-Φ500mm), HDPE (Φ20-Φ1200mm), PE perforated steel-reinforced polyethylene composite pipes, and other models. While focusing on the steady development of its main business segment, the company drives innovation and actively promotes a multi-segment operation model. It has particularly focused on the research and development of perforated steel belt polyethylene composite pipes, which offer high hoop strength and resistance to damage, excellent corrosion and wear resistance, light weight, ease of transportation and construction, simple welding technology, and low overall engineering cost. The manufacturing of PE steel-plastic composite pipes is the fifth in the country and is mainly used in chemical, mining, thermal power, fire protection, and urban underground pipeline tunnels.

The company upholds technological innovation, continuously introduces high-level talents, and has successively established postdoctoral workstations and innovative practice bases for graduate education in collaboration with East China University of Science and Technology, South China University of Technology, Dalian University of Technology, Qingdao University, and Jinan University. It has established academician work platforms with Academicians JIan Xigao of Dalian University of Technology, Qu Jinping of South China University of Technology, and Mao Zhi of Wuhan University. It has appointed Dr. Zou Na and Dr. Li Li from Heze University as the Deputy General Manager of Technology. The company has built a highland platform for "introducing intelligence and talents" to facilitate the transformation of future technological innovation. The company has obtained dozens of patent technologies in fields such as research and application of polymer materials and innovative production technologies for pipes. Its R&D platform has been recognized as a provincial enterprise technology center, provincial engineering laboratory, provincial "one enterprise, one technology" R&D center, and a Shandong Province羚羊企业. While growing, the company values trade union work and cares for employee welfare. The company's trade union has been awarded titles such as the "Provincial May Day Labor Medal," "Provincial Model Workers' Family," "Municipal May Day Labor Medal," "Advanced Unit in Trade Union Work," "Harmonious Labor Relations Enterprise," "Advanced Unit of New Era Workers' Families in the City," and "Municipal Labor Pioneer No."