Xin graduated from Qufu Normal University in 1983 with a BA in political science.

He then worked in human resources and labour policy at the Taiyuan Iron and Steel Group.

[2] In October 2016, Xin was appointed deputy party secretary of Anhui Province.

In March 2022, he was named Party Secretary of Qinghai, succeeding Wang Jianjun.

[4] Xin is an alternate member of the 19th Central Committee of the Chinese Communist Party.