摘要
Talcott Parsons was a great well-known sociologist whose approach was based on system theory. He identified social system into subsystems which were A （Adaptation functions）, G （Goal gratification functions）, I （Integration functions）, and L （Latent pattern maintenance functions）. His approach was based on the concern for the stability or maintenance of social system. The aim of this research is experimentally to identify the social system of north-east vocational education＇s macro administrative problems in Thailand by utilizing AGIL schema. The writer has adopted the symbiosis or maintenance of socials system stance by utilizing this approach. The results of the research were, firstly, the major macro vocational education eight problems （sentences） and 27 sub-problems （sentences） and secondly, the 15 diagrams of above-mentioned problems and sub-problems after utilizing AGIL concepts （In this paper, the writer illustrated seven of them）. The study had been done using both secondary and primary data. The secondary data were collected from the written documents and from the internet concerning the vocational schools. In depth interview data were collected. Some respondents have been interviewed more than once. The total of 69 times in depth interview were collected. The researcher had utilized Japanese Kawakita Jiro Method of processing scattering paper clips from these primary and secondary data. In conclusion, the detail of main findings, system of sentences of the macro problems, some derived diagrams examples （After AGIL schema applying） and also implication from the main findings have been illustrated.
