Create a new file name "13". The drawing of operation panel mainly involves stretching, trimming, projection, offset, extraction, sweeping and other commands. Under the "sketch" module, draw a panel sketch with a length of 350mm and a width of 60mm, as shown in figure 2.23. Sketch thickness is 60mm. Click the unplug Angle command and select unplug from a fixed plane. In figure 2.24, the "unplug Angle" dialog box is set to 3°.