At the same time, ASEAN have a problem with a time of learning and education sectors compulsory education of each of the different countries, such as Thailand. Indonesia, Cambodia, LHIN is the "shield grade 6 year study questions, junior secondary and end each 3 years (ุ: 6:3: 3), Brunei Darussalam has no compulsory education, etc. These things make the countries in ASEAN began to modify the interval open-school to welcome sign with ASEAN in the future. As well as in the country of Thailand