Using modular modeling, jointless process processing, can be unlimited splicing length. UV flow animation with belt and speed control via shader. When splicing, you can press and hold the keyboard V while moving to enable the vertex adsorption function, so that you can build a scene.

Other assets related to the mine (to be purchased separately):

Mine CoalCutter:https://assetstore.unity.com/packages/3d/props/industrial/mine-coalcutter-207306

Fan in coal mine:https://assetstore.unity.com/packages/3d/props/industrial/fan-in-coal-mine-217149

Coal Mine Environment:https://assetstore.unity.com/packages/3d/environments/coal-mine-environment-196381