This hopper wagon utilized for new-and-old line ballasting service and other bulk goods transportation is suitable for operating on China standard gauge railway. It is mainly comprised of car body, bottom door, top and bottom drive mechanisms, air control pipeline device, bogie, brake equipments, coupler and draft gear, etc. Unloading outlets installed on the both side and center of car bottom can be operated by pneumatic control or manual control. The car body and bottom door are of all steel welded structure, and the car adopts ZK5 bogie or ZK6 bogie, air brake system with120 type control valve, NSW type hand brake, 17 type coupler and MT-2 type draft gear.

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