... new generation equipment of produce barrels, It is worked by four wheels, rolling forming, high production efficiency, easy operation, the ... Overall welding, aging treatment2,Table-board was produced by 635 (planer milling machine) board.3,The box adopt Q235 A3 steel ... runs smoothly, processing precision is consistent.5,After sealing, the side surface is level and even, without rugged phenomenon.6,The ...