YG pile driver is a kind of multifunctional highway guardrail pile construction machinery, with different configuration it can accomplish many functions, such as piling, pile extracting, and drilling on the stable layer of road before piling. Crawler walking,high walking and climbing ability .The frame can be moved back and forth,bit can be adjusted,high piling position accuracy. Photovoltaic pile driver widely used for solar post installation. The machine has undertaken about 15 years testing in domestic market and foreign market with continuous orders from old customers . It has been ungraded to the 6th version for the best. It has multiple functions: ramming, DTH impact drilling, Screw pile, as well as extraction. With these functions, the machine can meet the requirement for most projects.