Suzhou Qingqiji Technology (Group) Co., Ltd. is located on the bank of Jinji Lake in the beautiful Suzhou Industrial Park. The company focuses on the research, development and application of electrochemical advanced technology, involving three major sectors: hydrogen energy, circulating water treatment and hazardous waste recycling. It is a high-tech enterprise integrating technology research and development, technical services, product manufacturing and sales. Qingqiji successfully developed many cutting-edge technolgies, including water-electrolysis hydrogen production technology by renewable energy, wastewater and coal slurry electrolysis hydrogen production technologyies, new electrochemical technology for circulating water treatment, industrial circulating water intelligent management technology, and denitrification catalyst regeneration technology. And has established hydrogen energy catalyst preparation, electrode plate production, electrolyzer assembly production line, is one of the enterprises with the most complete industrial chain in the hydrogen energy industry. At present, Qingqiji has obtained 66 invention and utility model patents, 7 computer software copyrights. It has been awarded as one of the leading enterprises in science and technology by the government of Suzhou City and Jiangsu Province.