septic tank
wuhan century shentong environmental protection technology co., ltd.'s secondary water supply facilities cleaning, disinfection, renovation, maintenance, and cleaning services; drainage pipeline network dredging and maintenance; septic tank, oil separator, box culvert, and river silt environmental protection operations company's specific business scope includes: secondary water supply facilities cleaning, disinfection, renovation and maintenance; cleaning and cleaning services; drainage pipeline network dredging and maintenance; septic tank, oil separator, box culvert, and river silt environmental protection operations; municipal drainage pipeline network survey and detection; excavation and non-excavation restoration projects; research and development and sales of environmental protection equipment; environmental engineering design and construction and technical consultation.