Jining Yadong Construction Machinery Co., Ltd, is heavy duty construction machinery company. Production base is located at Jiaxiangindustrial park, occupied at 100,000 m2 with building area of 70,000 m2. The company is professionalspare parts manufacturer for undercarriage parts of construction machines, structural components andtransmission parts. And it is a specialized production enterprise of construction machinery, Integratingdesign, forge, heat treatment, machining operation, and assembling. Our company possesses all kindsof high precision machinery equipments, and several production lines, with high production capacity ofmore than 100,000 sets track shoes and 500,000 sets undercarriage traveling devices. Our main productsinclude more than 300 items, track shoe assy, track link assy, track roller, carrier roller, sprocket, cuttingedges, bucket, transmission assy, torque converter assy, etc. All of these products are matched forseveral model of construction machines. Products quality, technique level and market share lead the waydomestically in this field. Our company introduced foreign advanced technology quenching and tempering,track surface hardening, as well as heat treatment. Having full set of strict inspection equipment and qualitycontrol system, we ensure every part with reliable quality. Meanwhile we have the first-class technicians,with high ability of product design and development, and production level. With technology oriented, qualityas core, and talented staff as guarantee, our company could supply high quality products and excellentservice for clients.Our company has independent import and export right for construction machinery. Many of ourproducts are exported to Asia, Europe, Africa, Oceania, America, and other areas. And our products arematched for one European machine factory as OEM supporting.Yadong Heavy Industry (Shandong) Co., Ltd, together with all our staff adhere enterprise spiritof Honesty, Practicality, Excellence and Efficiency. With Quality First, Reputation First, CustomersSupreme as our aim, It is our pleasure to work with friends from home and abroad for sincere cooperationand mutual development.