pro-docs/product/4dkk/en-us/addobj.md

Tutorial for model upload

1. Size of zip files should not exceeds 5MB;
   
2. Only 3D models in the obj format are supported；
   
3. Only zip format supported；
   
4. The package file needs to contain three files: textures, models, and mtl files;
   
5. The packaged file must not contain folders. All files, such as maps, models, and mtl files, should be placed in the root directory, as shown below: