# To Create Composite Objects [GstarCAD 2027](Help%20System/GSTARCAD/2027/Index.md) → [Commands](Help%20System/GSTARCAD/2027/Commands/(Commands).md) → [Procedures](Help%20System/GSTARCAD/2027/Commands/01%20Procedures/(Procedures).md) **To Create a Composite Object From the Intersection of Objects** 1. Click Modify > Solid Editing > Intersect on the main menu. 2. Select objects to intersect. Valid objects includes 3D solids, surfaces and regions. 3. Press Enter. **To Subtract Objects From One Another** 1. Click Modify > Solid Editing > Subtract on the main menu. 2. Select solids, surfaces, and regions to subtract from. Press Enter. 3. Select solids, surfaces, and regions to subtract. Press Enter. **To Combine Objects to Form a New Object** 1. Click Modify > Solid Editing > Union on the main menu. 2. Select objects to combine. Valid objects includes 3D solids, surfaces and regions. --- [Original help](https://www.gstarcad.net/help/GstarCAD_2027_en-US/detail/commandReferences/To%20Create%20Composite%20Objects.html) · © Gstarsoft Co., Ltd.