① Wastewater discharge from enterprises.
② Discharge system of urban sewage treatment plants.
③ Drainage stations for subways, basements, and civil air defense systems.
④ Wastewater discharge from hospitals, hotels, and high-rise buildings.
⑤ Sewage drainage stations in residential areas.
⑥ Municipal engineering, discharge of thin mud in construction sites.
⑦ Water supply devices in water plants.
⑧ Wastewater discharge from breeding farms and irrigation of rural farmland.
⑨ Mine exploration and water treatment equipment.
⑩ Replace shoulder-carrying and human-carrying to suck and deliver river mud.
Use conditions: water temperature ≤60℃, liquid pH value 4~10.
