Service manufacturer / supplier in China, offering 3 Ton Spark-Free Operation Powerhouse for Flammable Material Workzones CT4 Fixed Explosion-Proof Electric Chain Hoist, 2t Intrinsically Safe Vertical Transport Technology for Chemical Facilities CT4 Fixed Explosion-Proof Electric Chain Hoist, 2 Ton Hazardous Environment Compliant Heavy-Duty Material Handling Equipment CT4 Fixed Explosion-Proof Electric Chain Hoist and so on.