Environmental pollution by waste water, not only suspected of environmental law, if the circumstances are serious will also be investigated for criminal responsibility. Recently, ecological environment department of zhongshan city cross bar branch through the nighttime raids, investigate a suspected case constitutes the crime of environment pollution hardware accessories factory, and transfer the case to the public security department shall be investigated for criminal responsibility according to the parties. The hardware fittings factory is located in city. near nine hectares of industrial zone, is mainly engaged in lighting accessories production projects, pickling phosphating, cleaning, powder spraying and drying process. Law enforcement officers found during nighttime raids, the plant did not go through the formalities for industry and commerce, environmental protection, Investment operator peng some army) Set the wastewater outfalls and did not specification, production wastewater by drainage tubes directly to the factory beside the river flood. Law enforcement officers immediately foreign wastewater on-site sampling detection, fixed the evidence, and shut down for the factory production equipment, to carries on the investigation of an illegal act. Waste water test results that the plant waste total zinc concentration exceeds 15 emissions standards. 5 times. According to law, the factory of make crime of environment pollution, the current ecological environment department of zhongshan city cross bar branch has transferred the case to the public security authorities, shall be investigated for criminal responsibility according to the parties.