It is one thing to promote anything that bring benefits to the country and the Thai people, Thai. Therefore, it deserves and to promote the tourism industry in order to benefit the next Thai country.
It is good to encourage anything that brings benefits to the Thai people and Thailand. So it is reasonable to promote the tourism industry to benefit Thailand.
It is good to promote anything that brings benefits to the people and government. So it is worthy to promote the tourism industry to benefit the แก่ประเทศไทย next.