Shandong Weichai Import & Export Corporation(SWIEC) engages in import and export business, deals with all kinds of machinery equipment, mechanical and electrical instruments and complete plants; undertakes joint venture projects, cooperative production and processing of raw materials on demands, on drawings, on assembling of components supplied; and compersation trade as well. Contracting with projects international and domestic bidding, deputizing services members for design, production, engineering, and maintenance and after sales service is also in its business activities.