Qingdao Hengda Engineering(HD) is one of the leading manufacturers of port loading and unloading machines in China. Our company is a research development and production of integrated enterprise specialized in producing grab Bucket and the related spare parts.

Owning strong technical force, over 15 years’ designing experience, mature manufacturing process and sophisticated testing method, besides, our R&D design is equipped with advanced technology computer software.
We have passed ISO 9001:2000 standard, and our products manufacture adopts many national patents.

Through our technical engineers’ long-term hard-work study, absorbing the international advanced technology & design idea from Japan, Netherlands, Germany, etc., joint efforts with scientific research institution, and sincere cooperation with friendly ports’ process department, our grab buckets have the advanced & reasonable structure, adopting the latest material with high technology level, conquered many long-standing problems when using grab bucket, such as: easily transformation, easily destroy, short lifetime of key parts, difficult maintenance. We solved the weakness of Grab Bucket key structure, making its dead weight light, grabbing more, load & unload efficiency high, collision-resistant, abrasion-resistant, service life long, ranked the leading level in China and abroad.