悬臂式起重机主要利用臂架的边幅(俯仰)绕垂直轴线回转配合升降货物，使用动作灵活，满足装卸要求，其形式有固定式、移动式和浮式。固定式悬臂式起重机直接安装在码头或库场的墩座上，只能原地工作。其中有的臂架只能俯仰不能回转，有的既可俯仰又可回转。移动式臂架起重机可沿轨道或住地面上运行，主要行汽车起重机、轮胎起重机、履带起重机和门座起重机等。其中轮胎起重机和门座起重机在港口用得很普遍。汽车、轮胎、履带等移动式起重机又称为自动式起重机。浮式超重机是安装在专用平底船上的悬臂起重机，广泛用于海、河港门的装卸及建港等工作。
Since the setup of the company, it insist on the policy of developing on technology and living on quality , strcitly carrying out the national standards adopting the advanced internationl quality control system. In 2002 ,the company has passed the authentication of ISO9001 and it obtained various kinds ofawards issued by the Government of Henan Province such as Major protected products, Credible Enterprise, AAA-level credit Enterprise etc. lt is also one of the honored reported enterprises on the“Times of Henan Quality”.The credit and the quality have been widely acknowledged by lots of the users and the Brand of“Zhong Qi”has been assessed as“famous trade mark”of Henan.
“Credit first ,users paramount”is the service of the company . Consistent innovation, creating the famous brand has been pursed .the General Manager Zhang Jishui and all of the staffs show their sincere thanks to all circles of the concern and suppors looking forward to expand the business and try to develop a biright future .
To quicken the transforming of China’s crane industry to high and refined technology industry , being introduced by Henan Province Zhongyuan Hoist Machinery Co.,Ltd,Wuhan Scientific＆ Technological University, Xi′an Traffic Universty and Beijing Aeronautical Engineering and Spaceflght University as the technological depends, establish the state engineering research and development center of hoisting engineering machinery . The center concentrates scienfific researchment, processing ,production,apploy the present scientific techological achievements,draw the essence of hoisting information in domestic and abroad ,share the resources,after the establishment, will realize the industrilization of China′s crane industry.
