Kong Gangqiang

Method for reinforcing soft soil foundation settlement control pile foundation bracket of high-grade highway in use

Construction method for embedding pipe in ground source heat pump pouring pile reinforcement cage

Method for processing soft foundation by combining electrochemical grouting with slurry-cemented discrete material pile

Side slope model test device is consolidated to stock

Sleeve valve pipe and application to landslide control

Energy pile measurement device and method

Pile foundation dynamic load testing system based on optical fiber grating and testing method of pile foundation dynamic load testing system

Hollow stiffness-core slurry-solidified discrete material pile and construction method thereof

PCC (Large Diameter Pipe Pile by using Cast-in-place Concrete) energy pile and manufacturing method thereof

Prefabricated energy pile device for embedding heat transmission pipe