V-Ray versions are 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 - whichever suits you best"

For Corona render, it is recommended to install a version of at least 1.5, since the glossiness of materials is configured with PBR in mind.

link:
https://www.aliexpress.us/item/3256807954122446.html?spm=a2g0o.imagesearchproductlist.main.22.36a0WzzCWzzCK8&algo_pvid=4a4565f0-e1ba-498a-9a79-041eec3178ee&algo_ex  p_id=4a4565f0-e1ba-498a-9a79-041eec3178ee&pdp_ext_f=%7B%22order%22%3A%22-1%22%2C% 22fromPage%22%3A%22search%22%7D&pdp_npi=6%40dis%21USD%21630.53%21529.65%21%21%2144 75.00%213759.00%21%402136637717596843733972209eadc5%2112000043959122492%21sea%21U S%210%21ABX%211%210%21n_tag%3A-29910%3Bd%3A8efa5e6%3Bm03_new_user%3A-29895&curPage LogUid=fVmWX6bKQYNq&utparam-url=scene%3Aimage_search%7Cquery_from%3Apc_web_image_search%7Cx_object_id%3A1005008140437198%7C_p_origin_prod%3A&gatewayAdapt=4itemAdapt