# 3DSIN Command [GstarCAD 2027](Help%20System/GSTARCAD/2027/Index.md) → [Commands](Help%20System/GSTARCAD/2027/Commands/(Commands).md) → [3D](Help%20System/GSTARCAD/2027/Commands/3D/(3D).md) ## Function Description: This command is used to import 3D Studio files. Users can import a lot of data from 3ds Max files, such as meshes, materials, mappings, light sources, and cameras. There are some data can not be imported, such as procedural materials, smooth organizations and key frame data. Lights and materials can be imported by the CONVERTOLDLIGHTS and CONVERTOLDMATERIALS commands. If you enter 3DSIN in the command line, the 3D Studio File Import dialog box is displayed. After selecting the file to be imported, the 3D Studio File Import Options dialog box is displayed. ## Command Access: > **Icon:** ![](Help%20System/GSTARCAD/2027/assets/60bf7022cfe001c7ac6ccde9e3fd14e919f4899f344cddbc06f3e876d948fe9f.png) > **Menu:** Insert > 3D Studio... > **Ribbon:** / > **Toolbar:** / > **Command:** 3DSIN > **Alias:** / **Command Prompts: /** ![](Help%20System/GSTARCAD/2027/assets/1903b9a0461964dda94c9df404a3820cfcc38e2679a39bcd0d847dd523e27b8e.jpg) --- **Related References：** - [Commands about Importing 3D Studio Files (GstarCAD 2026)](../../../2026/Commands/00%20Command%20Groups/Commands%20about%20Importing%203D%20Studio%20Files.md) **Related Tasks：** - [To Import a 3ds Max File (GstarCAD 2026)](../../../2026/Commands/01%20Procedures/To%20Import%20a%203ds%20Max%20File.md) --- [Original help](https://www.gstarcad.net/help/GstarCAD_2027_en-US/detail/commandReferences_3D/3DSIN.html) · © Gstarsoft Co., Ltd.