| Honorific-Prefix: | Daw |
| Nang Yin | |
| Office: | First Lady of Shan State Special region 4 |
| Term Label: | Assumed role |
| Term Start: | 2001 |
| Leader: | Sai Leun |
| Spouse: | Sai Leun |
| Birth Place: | Kokang |
Nang Yin (Burmese: နန်းရင်), commonly known as Daw Nang Yin, also known as her Chinese name Peng Xinchun, is the current First Lady of Shan State Special region 4 and wife of Sai Leun, the chairman of the National Democratic Alliance Army and the leader of the Shan State Special region 4.[1] She has high-ranking position in the Peace and Solidarity Committee (PSC) of Shan State-East. Nang was a major contributor to peace talks between National Democratic Alliance Army and the government of Myanmar.[2] [3]
She was born in Kokang, the eldest daughter of Pheung Kya-shin, the former chairman of the Shan State Special Region 1 in Myanmar (Burma) and leader of the Myanmar National Democratic Alliance Army (MNDAA).[2]