Crane means within a certain range vertical lifting and carrying heavy loads of horizontal multi-action lifting machinery. Also known as cable car. It belongs to material handling machinery. Working characteristics of the crane is doing intermittent movement, that in a work cycle Reclaimer, transport, unloading and other movements of the respective agencies are working alternately, development and use of cranes on the market more widely. Crane Development origin: history. Only slightly lifting equipment, operation difficult. To the 15th century, large-scale lifting equipment, Italy invented the jib crane, to solve this problem. This crane has roots inclined cantilever arm equipped with a pulley top lifting equipment manufacturers, can lift can be rotated. It was not until the 18th century, a variety of lifting machinery are also used by humans to human, animal powered on starting weight, range and efficiency is very limited. Used lifting equipment, lifting equipment, machinery supplied by Henan Yongchang Yongchang Engineering Machinery Co., Henan Yongchang Engineering Machinery Co., Ltd. (www.tadanocrane.net) strong, credible, Anyang, Henan Province in other industries has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Yongchang machinery into the brilliant and you work for a better future!