 He promoted Phia Upparacha of Vientiane to be Phraya Wongsa Akkharat (พระยาวงษาอรรคราช), the governor of Pak Thong Chai.King Chulalongkorn (Rama V) changed the city status to a district ("amphoe") in 1908 as part of the "thesaphiban" administrative reforms.Neighboring districts are (from the north clockwise)