Corona version 9 The model uses materials that may not be displayed correctly in very old versions of the engine. Decorative Wall Panel Lunar and Sconce Drop System The panel consists of separate easily editable elements Attached objects, textures and materials have logical names Texturing UnwrapUVW For close angles, I recommend using TurboSmooth (the geometry is prepared for smoothing) Reference: https://design-mate.ru/read/objects/modern-chinese-restaurant-project-by-so-studio For Corona render, it is recommended to install a version not lower than 1.5, since the glossiness of materials is configured with PBR in mind Who works in a V-Ray version lower than 3.1 be careful, in the materials in the BRDF section there is a Microfaset GTR ( GGX), if your version is older than 3.1, then the BRDF field will be empty. Choose Blinn, Phong or Ward – which is preferable for you