The Pujiang quarry project is invested and operated by the Nuclear Industry Well Lane Construction Group Co., Ltd., with a total investment of 8.7 billion yuan, of which the sewage treatment system accounts for 12% of the project's investment. All the sewage treatment systems use our products. It includes 1 set of wastewater treatment system, 4 plate and frame filter presses and other ancillary equipment. The actual output of the project is 1600T stone per hour.