You can get 90 day family visa. You need birtch certificate of your son of if you married certficate of marriage. After for fly the embassy give to you COE certificate vith the number of the fly you came in thsiland. A booking hotel for wuaranteen available in the same day that you arrive. A pcr test 72 hour before you startig fly. And a fit to fly certificate from doctor in your couuntry.applicance you have to ask by email to embassy thay and they vill send you application form. After you do this some me you have to stay close in hotel for wuarantine. Now my 6 days and is very hurt.