Chhimtuipui districtAdministrationSubdivisional headquarters were at Lawngtlai and Kamalanagar. Chhimtuipui District was divided into four rural development blocks, namely Lawngtlai, Sangau, Tuipang and Chawngte. In November 1998 Lawngtlai District was created out of Chhimtuipui District, consisting of the Lawngtlai RD Block and the Chawngte RD Block. The remaining area of Sangau RD Block and Tuipang RD Block was still called Chhimtuipui District, but the reduced district's name was soon changed to Siaha district.DemographicsIn addition to Mizo, Kuki-Chin languages spoken in southern Mizoram include:Chakma languageHakha Chin languageMara languageRalte languageBawm languagePangkhu language