l         This structure adopt section steel and astute and able to succeed stencil plate is firm ,fine stability structure .

l         The hydraulic pressure oil jar is compressed tightly steady ,even ,easy to control ,insert urgent strength adjustablity

l         The base of the board rotates and carries into in accordance with the rolling bearing ,has not damaged the base of the board .

l         All concentrate on the control panel for control buttons and indicator lamps ,opreate it conveniently ,beautiful and practical.