# Trim Enhancement [GstarCAD 2021](Help%20System/GSTARCAD/2021/Index.md) → [User Guide](Help%20System/GSTARCAD/2021/User%20Guide/(User%20Guide).md) → [Express tool](Help%20System/GSTARCAD/2021/User%20Guide/Express%20tool/(Express%20tool).md) → [Modify](Help%20System/GSTARCAD/2021/User%20Guide/Express%20tool/Modify/(Modify).md) ## Trim Enhancement Trim one side of an object which is intersecting with other objects. The object can be polyline, line, circle, arc, ellipse, image or text. **Menu****:** Express tools\>Modify\>Trim Enhancement **Command Entry:**EXTRIM ## Operation steps: 1. Start the command. 2. Select an object as trim reference, here we select the rectangle for example.  3. Specify the side to trim.  4. Here we select the internal point of the rectangle, you will see that the internal lines of the rectangle are trimmed.  --- Gstarsoft Co.,Ltd ## Other versions with matching text [GstarCAD 2016](../../../../2016/User%20Guide/Express%20tool/Edit/Trim%20Enhancement.md) · [GstarCAD 2017](../../../../2017/User%20Guide/Express%20tool/Edit/Trim%20Enhancement.md) · [GstarCAD 2018](Help%20System/GSTARCAD/2018/User%20Guide/Express%20tool/Edit/Trim%20Enhancement.md) · [GstarCAD 2019](Help%20System/GSTARCAD/2019/User%20Guide/Express%20tool/Edit/Trim%20Enhancement.md) · [GstarCAD 2020](Help%20System/GSTARCAD/2020/User%20Guide/Express%20tool/Edit/Trim%20Enhancement.md)