SMW Multi-shafts soil mixing drill rig, jointly developed by Beijing Construction Machinery Comprehensive Research Institute and Zhejiang Zhenzhong Construction Machinery Co., Ltd., is a new generation large-scale walking piling frame. The product features innovative design, rational structure, advanced technology, superior performance and stable and reliable application. It can be applied to a variety of foundation construction, especially to meet the Soil Mixing Wall Method. It is the ideal and efficient equipment for the foundation construction of highways, bridges, ports, docks, subway stations and high-rise buildings.