1, special equipment: various types of sewage pumps, sludge pumps, storage pumps, metering pumps, screw pumps, air compressors, Roots blowers, centrifugal blowers, appearance of the aeration machine, the initiative to take the water sampling machine, grille cleaner, scraper, scrapers, scrapers, scrapers, mud suction mud machine, sludge thickening and scraping machines, digestive tank sludge mixing equipment, Biogas boiler, heat exchanger, medicine mixing machine and sludge dewatering machine.
2, electrical equipment: AC and DC motors, variable speed motors, start switchgear, lighting equipment, lightning protection equipment, power conversion and distribution equipment (including cables, indoor lines, overhead lines, blocking switches, load switches, fuses, a few oil switches, voltage transformers, current transformers, power capacitors, disconnectors, protectors, active devices and grounding devices, etc.).
3, general equipment: electric hoist, centrifuge, thermostat, oven, refrigerator, a variety of manual and electric gate valves, butterfly valves, gate opener and check valves, landscaping water spraying trucks, push and electric lawnmowers, winches, lathes, planing machines, milling machines, bridge cranes, delivery vehicles and so on.