Smart way to enter to Thailand is Smart Visa.
Smart Visa is a new type of visa specially designed to attract highly skilled manpower, investors, executives and startups entrepreneurs wishing to work or invest in the following targeted industries in the Kingdom of Thailand. Smart Visa holders will be granted maximum 4-year permission to stay, exemption from the work permit requirement and entitled to additional privileges.
Please find out more information on the link below
Official website: https://smart-visa.boi.go.th
Official Video: https://www.youtube.com/watch?v=Xrk7eRiBF3I