Xin is a native of Hebei, China. She graduated from the Central Academy of Drama located in Beijing, China.
In 2017, Zin entered the 2017 Miss World China pageant where she was named a finalist.
In 2018, Zin entered the 2018 Miss Intercontinental China pageant where she placed in the Top 10.
In 2019, Zin entered the 2019 Miss Universe China pageant representing her hometown of Hebei. Competing against 25 other contestants, Zin was crowned Miss Universe China 2019 on January 14, 2019 in Shenzhen, China.