In Haochen CAD, you can set the point style through "Point Style" in the format menu or enter the command "ddptype". Point style refers to the appearance characteristics of points drawn in the drawing, including size, color, shape, etc.By setting different point styles, the building structure, circuit lines and other details in the building can be clearly displayed. In Haochen CAD, you can set the point style in the following two ways: 1. "Point style" option in the format menu: find and click the "Point style" option in the open menu, and select various required parameters to set in the pop-up dialog box.These parameters include size, color, shape, etc. Here you can adjust them according to specific needs. 2. Enter the command "ddptype": enter "ddptype" in the command line, and then press Enter to confirm.Then, select the required parameters to set in the pop-up dialog box. In addition to basic parameters, there are other advanced parameters that can also be used in specific versions or environments.For example, there may be some special terms or codes in CAD design software to describe these parameters, so it is necessary to pay attention to relevant documents or instructions during operation to ensure correct understanding and use. In a word, it is very simple to set the point style in Haochen CAD. You can select the appropriate menu option or command to set as needed.This can ensure that your drawings present clear and accurate appearance features, and help to better display and record information about complex structures such as buildings and circuits.