Chiang Saen is located in Wiang subdistrict, Chiang Saen district, Chiang Rai, Thailand. It was an important historical city for thousand years ago, however, today it has changed due to not only a government policy but also the urban growth that destroys and invasion the identity. The objective of this study on identity is a purpose to use the historical branding methodology. The methodology process would be about study the identity in architecture, collecting important history data to classifieds the existing identity, literature urban renewable concept to purpose urban development, the image of the city theory to providing the potential of activity for apply with guideline design space. The identity that applies with historical branding could provide 6 main benefits, namely the rehabilitation of an old activity to connect the city, attracting tourists to visit ancient temples, the addition of more green and public space to the city, and attracting tourists to the Chiang Saen national museum.

The last part of this article provides a suggestion and observation form program design that would be applied to the historical banding as a remains the identity of Chiang Saen and promoting from the history in terms of the space design process (changing material, scale proportion, and others) with an architecture activity program.