Electric hoist main wire rope electric hoist, mini electric hoist, chain electric hoist and explosion-proof electric hoist several models. Widely used in shipbuilding, electric power, transportation, construction, mining, post and telecommunications departments such as equipment installation. Electric hoist products: reducer, firearms, hook device, cable wire, the lifting motor, coupling, run, roll device, soft line current is introduced into, and so on integrating force and braking force. Hands on chain and lever blocks are called manual gourd, is to use human to lift weights, like electric hoist, doing things.