Children are not stringent timeliness Thailand, but students are not entitled walked out of the classroom without permission from the teacher. It is considered bad manners of Thailand.
Best Thai boys are not very punctual, but whether the student is not entitled to leave the classroom without permission from a teacher. Because it is considered bad manners of Thai.
The Thai children are not serious, but the more time students are not eligible walked out of the classroom without permission from a teacher because it is the liberty of Thailand