This kind crane is mainly installed on the shipyard loading dock and ship quay to assemble marine equipment and lift components. It can be designed by double lever jib or single arm jib. Screw, rack and wire rope luffing can be customized for arm luffing to do loaded variation, horizontal displacement with large range of elevation, smooth operation and high operating efficiency. This crane can use AC variable frequency speed, PLC control, and can be installed intelligent "state monitoring control system". It is the ideal model for shipyard assembly and components lifting.

This type of crane is designed and manufactured according to "GB3811-83 crane Design Standard" and "GB6067-85 crane Safety regulation" and can be customized according to customers’ needs.