We can undoubtedly say that in the field of high-speed rail construction, China is in a leading position in the world, and at the same time, the construction machinery industry is also becoming increasingly mature. In the construction of high-speed railway lines, we have opened up roads and crossed bridges when encountering water, involving many pile foundation projects. At the same time, the rotary drilling rig has shown its skills, driving various drilling tools to rotate and break rocks, carrying slag and soil, and efficiently and safely completing pile foundation construction. "