1) Large counterweight area at the rear, small side pile distance and large side pile force 2) Hanging side piles are arranged at three points, which can hold side piles, corner piles and side piles 3) High pile pressing force, fast pile pressing speed, compact machine, small size, flexible and convenient 4) When pressing the side pile of the middle pile, it can be operated facing the pile position for easy observation 5) Independent cooling system 6) Easy to maintain and beautiful 7) Telescopic cantilever, open when working, retract when transporting, saving time for assembly and disassembly