Ashon Market: Nepal's first and oldest market.

The Treaty of Thapathali (Chinese) was a treaty signed between the Tibetan government of "Ganden Phodrang" and the State of Nepal at the "Thapathali Palace in Kathmandu, the capital of Nepal, after the Nepal–Tibetan War. In January 1856, a representative group of Tibet came to Kathmandu to discuss the treaty. After lengthy discussions, the delegation finally signed a treaty on March 24.After this treaty, the Nepal-Tibet vote trade formally began and Asan Indrachok was the main center.
From Asan to the local level, the practice of market bazaar spread all over Nepal.