... AND MOST ADVANCED MACHINE ,WHICH BENDS FLAT STEEL,SQUARE STEEL, ROUND STEEL.ANGLE STEEL ,I-SHAPE STEEL ,U-SHAPE STEEL ,SQUARE TUBE ,RECTANGULAR TUBE .CAN BE CUSTOMIZED ... HOME AND ABROAD ,IT IS WIDELY USED IN PETROLEUM,CHEMICAL ,STEEL MACHINERY MANUFACTURING AND OTHER SECTORS OF THE PRODUCTION OF VARIOUS ...