การท่องเที่ยวแห่งประเทศไทย (สำนักงานใหญ่) There is no must reapply. As soon as you are within Thailand, You merely have to have to be sure that your entry visa or entry stamp is current and never overstay. if you must keep lengthier, you'll be able to pay a visit to the community immigration http://cristianctbei.blogoscience.com/11677431/top-latest-five-how-to-buy-service-ไซด-ไลน-in-thailand-urban-news