... , such as mining, power generation, pulp and paper, food, wastewater, cement, and steel industries, mild steel piping systems are ... Industry: Transmission of coke powder, mine powder, pulp, smelting waste and so on.Mining Industry: Pulp transmission pipeline, the air ... river, lake, port, wharf and so on.Waste Water Treatment: All kinds of waste water and water transmission pipelines steel elbow with ...