Nanjing Zhongke Bidun New Membrane Technology Co., Ltd. is a joint venture company jointly established by Nanjing Bidun Environmental Protection Technology Co., LTD., Dalian Institute of Chemical Physics, Chinese Academy of Sciences and Beijing Ke Membrane Technology Co., LTD. Mainly committed to high-performance PTFE hollow fiber membrane products and membrane contactor process research and development, providing technical services and process design, including high ammonia nitrogen wastewater treatment, high suspended matter wastewater treatment, natural gas purification, membrane distillation and other fields of solutions.

       Nanjing Bidun Environmental Protection Technology Co., LTD., located in Nanjing Pukou high-tech Industrial Development Zone, is a high-tech enterprise in Jiangsu Province. It is mainly engaged in the research and development of modern water treatment technology, new materials and corresponding water treatment technology equipment, as well as the production and technical services of complete sets of equipment, such as condensate oil removal, oilfield reinjection water purification, Marine oil-water separation and oil spill pollution control. Is a scientific research, production, sales, service as one of the high-tech enterprises.