Buddha images bear traits that are indicative of ethnicity of their creators. The Thai Buddha images have unique characteristics which vary according to times and regions. This paper discusses the development in the artistic styles of the Thai schools of Buddha images, the characteristics of each school and the factors that influence it such as ethnicity and current culture. 

We cannot deny that, according to historians who have studied written documents and archeological remains in Pakistan, the Buddha image was made for the first time in history by Greek sculptors.