Chhimtuipui District was one of the original three districts of Mizoram

Mizoram

Mizoram is one of the Seven Sister States in North Eastern India, sharing borders with the states of Tripura, Assam, Manipur and with the neighbouring countries of Bangladesh and Burma. Mizoram became the 23rd state of India on 20 February 1987. Its capital is Aizawl. Mizoram is located in the...

: Aizawl, Lunglei and Chhimtuipui. Chhimtuipui District had an area of 3,957 km². and its headquarter was at Saiha

Saiha

Saiha or Siaha is a census town in Saiha district in the Indian north-eastern state of Mizoram. It is the Headquarters of the Mara Autonomous District Council, one of the three autonomous district councils within Mizoram. It is located in the South Central part of the state...

. Subdivisional headquarters were at Lawngtlai and Chawngte. Chhimtuipui District was divided into four rural development blocks, namely Lawngtlai, Sangau, Tuipang and Chawngte. In November 1998 Lawngtlai District

Lawngtlai district

Lawngtlai district is a Mizo slang meaning a late boat. It was first used by Lalpuchhuana as he was about to reach a boat and failed miserably and as he patiently awaited for the next boat to arrive he fell asleep under a nearby tree and when he awoke and still failed to see the awaited boat to...

 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 Saiha district

Saiha district

Saiha District is one of the eight districts of Mizoram state in India. The district is bounded on the north and northwest by Lunglei district, on the west by Lawngtlai District and on the south and east by Myanmar. The district occupies an area of 1399.9 km². Saiha town is the administrative...

.