# 3DSIN Command [GstarCAD 2019](Help%20System/GSTARCAD/2019/Index.md) → [Commands](Help%20System/GSTARCAD/2019/Commands/(Commands).md) → [3D](Help%20System/GSTARCAD/2019/Commands/3D/(3D).md) The 3DSIN command is used to import 3D Studio files. ## Command Access: > **Ribbon:** Insert \> Import \> Import \> 3D Ssudio.. > **Menu:** Insert \> 3D Ssudio... > **Command:** 3DSIN ## Function Description: Users could import a lot of data from 3ds Max file, such as meshes, materials, mappings, light sources, and cameras. There are some date could not be imported, such as procedural material, smooth organization and key frame data. Lights and materials could be imported by the CONVERTOLDLIGHTS and CONVERTOLDMATERIALS commands. Inputting 3DSIN in command line, the "3D Studio File Import" dialog box pops up. After selecting the file to be imported, it will display the "[3D Studio File Import Options](Help%20System/GSTARCAD/2019/Commands/03%20Dialog%20Boxes/3D%20Studio%20File%20Import%20Options%20Dialog%20Box.md)" dialog box. ## Other versions with matching text [GstarCAD 2016](../../../2016/Commands/3D/3DSIN%20Command.md) · [GstarCAD 2017](../../../2017/Commands/3D/3DSIN%20Command.md) · [GstarCAD 2018](Help%20System/GSTARCAD/2018/Commands/3D/3DSIN%20Command.md) · [GstarCAD 2020](Help%20System/GSTARCAD/2020/Commands/3D/3DSIN%20Command.md) · [GstarCAD 2021](Help%20System/GSTARCAD/2021/Commands/3D/3DSIN%20Command.md)