Kansas Dining Chair:
615 x 585 x H 860 mm

https://cheboksary.inmyroom.ru/products/1865454-obedennyj-stul-kansas-serogo-cveta 

Without Turbosmooth modifier:
Polys: 7,658
Verts: 7,723
With Turbosmooth iterations 2 modifier:
Poly: 243,024
Verts: 122 235

The Displacement map is used;
The Turbosmooth modifier with Isoline Display was applied to the required objects;
There is an FBX file (if necessary, apply the Turn To Poly modifier to the FBX file);
For Corona render, it is recommended to install version no lower than 1.5, since the glossiness of materials is configured taking into account PBR.