the registered address of Weifang Jingyuan environmental protection equipment Co., Ltd. Is located in room 1003, building 1, nanjinton building, Gongyuan street, east of Bohai Road, Shengcheng street, Shouguang City, Weifang City, Shandong Province. the registration authority is Shouguang market supervision and Administration Bureau, and the legal representative is Nie Guijuan. the business scope includes processing and sales: air pollution prevention and control equipment, sedimentation and filtration devices, pool equipment, biological treatment equipment Chemical treatment equipment, anaerobic equipment, physical treatment equipment, sludge treatment equipment and devices, combined sewage treatment device, integrated sewage treatment device, grid for water pollution prevention and harmless treatment equipment; R & D, transfer and consulting services of environmental protection technology; Sales: water treatment agents, sewage treatment chemicals; Contracting: environmental protection engineering and pipeline engineering (excluding pressure pipeline) (for projects subject to approval according to law, business activities can be carried out only after approval by relevant departments)