Through suppression of wire rope press kit processing, mainly used for lifting , pulling, carrying the Electric Hoist and Trolley rope taut , and is known to suppress the noose . Repression noose has high strength, light weight, smooth, easy to break suddenly the whole root , which is widely used in iron and steel , chemicals, transport, ports, construction and other lines . It is a safe lifting, lifting operations humane known, is the product of choice for users of wire rope sling . Since the early immature technology , leading security without manual Spliced high , costs are not hand- Spliced wire rope sling and wire rope rigging card head low . But now the technology has been completely solved the weaknesses of the electric hoist and trolley.