The Royal Kath in a Ceremony is associated with Buddhism . It is observed every year in only one Buddhist temple outside Thailand and this year the Namphake Buddhist temple of Assam was selected. Kathina offering is an ancient Buddhist Tradition of offering special robe and other necessities to monks who maintain strict discipline of retreat du ring the rainy season. The main purpose of the ceremony is not merely for religious belief but also to strengthen the relation ship between Thailand and other countries.