Möng Wan was the commumicate of Tai people since more than 1,000 years ago in 1384 the formal first
saopha was established here the first ruler come from
Möng Mao but in 1441 Kawng Chai, the local Tai people made coup état to the descendants royal from Möng Mao and established himself to be
saopha instead the original lineage, they have 28 saophas who were descendants from Kawng Chai to the mid-1900s. ==Climate==