 One of legacy was that he brought all the Limbus under the same writing system in Limbu script.He also brought feudal reform in Limbuwan and divided Limbuwan into new boundaries and districts.Eventually after the establishment of Namgyal dynasty in Sikkim and under the Lho-Mehn-Tsong Tsum, a treaty between the Bhutia, Lepcha and Limbu people of the Sikkim area, Limbuwan lost the area between Kunchenjunga range (present day eastern border of Nepal) and Teesta River to the Bhutia Kings of Sikkim.