Summary description： Jiangyin runye Heavy Industry Co., Ltd. is mainly engaged in machining and manufacturing, with more than 450 workers in the factory all year round. It mainly deals with the domestic sewage of factory workers and restaurant wastewater, with a design daily treatment capacity of 100 tons. It adopts pwt-a-100 equipment independently developed and produced by Huayu brilliant, and adopts oxygen deficiency + aerobic + MBR The effluent can meet the national integrated discharge standard of pollutants for municipal wastewater treatment plant and solve the problem of scattered sewage discharge.