Moei Wadi districtMoei Wadi is a district in the northern part of Roi Et province, northeastern Thailand.GeographyNeighboring districts are : Nong Phok and Phon Thong of Roi Et Province; Kuchinarai of Kalasin province; and Nong Sung of Mukdahan province.HistoryThe minor district Moei Wadi was established on 1 April 1978, when the two tambons, Moei Wadi and Chumphon, were split off from Phon Thong district. It was upgraded to a full district on 3 November 1993.AdministrationThe district is divided into four sub-districts, which are further subdivided into 43 villages. There are no municipal ; there are four tambon administrative organizations.