The main product of henan ko long mechanical equipment ltd. Is a three-column high-pressure pump, high-voltage washing machine, sewer decomposition machine, anti-corrosive water disassembling equipment, heat exchanger high-pressure cleaner, petrochemical plant high-pressure washing machine, water de-wire cleaner, high-pressure water-scraper, 3,000 kg ultra-high-pressure washing machine, shipyard washing machine, oil platform preservative cleaner, high-pressure water gun, etc。