INTRODUCTION
General background
Chiang Rai is located in the northern part of the country, which has a territory of several consecutive Thailand area. The North port city splash and contact with the province, Shan State of Myanmar and Kwang Bo kaeo. Laos in the East contact with the Kwang Udom Chai in Laos. The South contact with Phu Sang district, Chun district, Phu Kam Yao district, Mae Chai district in Phayao. Mueang Pan District, Wang nuea district in Lampang province and DOI Saket district in ChiangMai. The west contact with DOI Saket district, Phrao district, Chai Prakan district, Fang district and Mae Ai district in Chiangmai Province. And Urban Splash Shan State of Myanmar.
Chiang Rai province with contact borders Myanmar approximately 130 kilometers.And there is a border with Laos, about 180 kilometers. And also the provinces with ethnic diversity the various tribal groups including groups that migrated into. Make Chiang Rai has an interesting culture and language. People in the province during the year 2490-2520 the evacuation of the East came up number one in the north spread out in many areas, especially the Chiang Rai Province, which has people a large number of immigrants had settled in several districts such as Thoeng district, Phaya mengrai district., Wiang Chai district and Wiang Chiang Rung district. With the purpose to the business, and there is a group of farmers who live in the villages. Make people Isan is widespread in Chiang Rai more and more in the present.