Chan was the wife of the governor of Thalang, the largest town in Phuket until the late 19th century. After his death and upon the Burmese attacks that year, the two sisters rose to defend Phuket and with their people, succeeded in winning the war. The twosome were given the honorary titles of Thao Thepkasattri and Thao Sri Sunthorn by King Rama I.