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       Puyang Lianzhong Xingye Chemical Co., Ltd. was established in January 2008, is a new environmental protection material production enterprise initiated and established by Sinopec restructuring enterprise Zhongyuan Ethylene Industry Co., Ltd., a high-tech enterprise with R&D, production and sales.The company has a registered capital of 42 million yuan, and currently has 200 employees. The factory is located in the chemical industry agglomeration area of Puyang National Economic and Technological Development Zone, covering an area of more than 150 mu. There are currently 1 set of 30,000 tons/year carbon four (carbon five) hydrodesulfurization device, 1 set of 80,000 tons/year young hydrocarbon separation device, 20,000-ton storage tank area and supporting perfect public works, 50,000 tons/year aerospace high-energy fuel and pretreatment device.The main products are cyclopentane, n-pentane, isopentane, tetrahydrobicyclopentadiene and so on.Among them, the environmental protection foaming agent material represented by cyclopentane is the environmental protection product supported by the state in key areas.  and the industry is in a leading position.Focusing on the in-depth research and development of new materials, Lianzhong Company, with high-tech as the forerunner, has established close cooperative relations with Sinopec Shanghai Research Institute, No.204 Institute of Ordnance Industry, Zhejiang University, Tianjin University, University of Science and Technology Beijing, Henan University and other scientific research institutes and universities. Two provincial engineering technology (R&D) centers have been established, with small test R&D devices, materials and process testing devices, application research devices, pilot scale-up, production trials, etc., complete functions and complete scientific research facilities.
       In the pursuit of technological innovation and development, United Company has developed efficient and stable hydrogenation reaction technology, and has obtained alkane desulfurization technology patents. The complete technology of carbon five hydrogenation has won the third prize of Sinopec Science and Technology Progress Award, and the technology of carbon five desulfurization and hydrogenation to produce cyclopentane has won the Science and Technology Progress Award of Henan Province. The national standard "pentane foaming agent" revised by United Company has been issued and implemented, and the national standard "industrial cyclopentane" revised by United Company has been submitted to the National Standard Committee.
       Focusing on market demand, United Company has grown rapidly, especially since 2017, the number of products produced and sold has increased year by year, and the domestic market share has been maintained at more than 40%. It has established long-term cooperative relations with well-known enterprises such as Midea, Haier, Hisense, Aucma, TCL and Toshiba, and its products have been exported to America, Europe, Russia, Africa and Southeast Asia. Since 2011, it has been rated as a national high-tech enterprise. In 2021, Puyang City was the first batch of enterprises identified as "Specialized, Special and New Little Giant" by the Ministry of Industry and Information Technology, and was appointed as "Gazelle Enterprise" by Henan Province.
       United People has always been adhering to the business philosophy of "seeking survival through safety and environmental protection, and seeking development through scientific and technological innovation", and has continuously strengthened safety and environmental protection input and process control. With a strong sense of social responsibility, as always, the company's development and national destiny are hotly integrated, and the company stands at the height of the whole industry chain to lead innovation, and join hands with social resources to create clear water and blue sky!