• Novel sewage treatment device

• MBR membrane integrated water production backwashing device

• Secondary copper removal process for treating low concentration integrated wastewater in PCB electro

• Secondary copper removing device for treating low concentration comprehensive wastewater in PCB elec

• Iron carbon reactor equipment and treatment process for treating high concentration organic wastewat

• Waste alkali recovery processing device

• Waste acid recycling treatment device

• A new CASS-SSF sewage treatment device

• Novel sewage treatment device

• Biochemical odor combination processing system device