The scene contains a Niagara table model and a Bern chair model.
-Table Niagara, https://imodern.ru/product/stol-niagara-120-prozrachnoe-steklo-orekh/ 
Size: diameter = 1 200 mm, height = 760 mm
Number of polygons: 10 636
- Chair Bern, https://imodern.ru/product/stul-bern-bezhevyy-orekh/ 
Dimensions: width = 630 mm, depth = 640 mm, height = 910 mm
Number of polygons: 116 427
- Who works in a V-Ray version lower than 3.1, be careful, in the materials in the BRDF section there is 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.
For Corona render, it is recommended to use version 1.5 or higher.