Myanmar troops attacked the city of Nan and Nan governor see that can't fight. Therefore, think plan let battle by the creation of the pagoda.
Start building from the evening until the morning. Both countries to building pagodas but Nan governor see that Myanmar's pagoda building will be finished. So plan to bring elephants to help build the pagoda. Finally the pagoda of Nan was finished before the Myanmar. Therefore, is the source of the Chang Kham woravihan temple and Myanmar's pagoda that name Suan tan temple.