Which, in this sense, shows that the movement of people, the ethnic group of the Tai-Lao settlers also Chao Phraya River basin area, it does not aim to increase the Kingdom's production directly.
In this aspect, indicating that the movement of the ethnic Tai - Laos settlers river basin areas that are not intended to increase the kingdom's production directly.
In this respect, which shows that the moving people of กลุ่มชาติพันธุ์ไท - Lao settlers ยังพื้นที่ river basin is not aim to increase production of the Kingdom directly.