This series of frame hydraulic presses is a two-stage double action thin plate stretching machine, especially suitable for metal thin plate parts stretching forming, flanging, bending, and stamping processes. It can also be used for general pressing processes. The hydraulic system of this series adopts two-way plug-in valves, and the electrical system adopts PLC control, which is easy and reliable to operate. This series of hydraulic presses has the characteristics of fast idle speed, high efficiency, low energy consumption, good edge pressure and adjustable tensile force, making it an ideal equipment for thin plate forming.