Secretary of Party Branch of Wenyuan Squadron. According to the relevant information of the inquiry, Tan Cheng, the Wenyuan Squadron of Tianxin District Urban Management Comprehensive Law Enforcement Brigade, presided over the theme party day activity of1February at 6: 00 pm. Tianxin District, which belongs to Changsha City, Hunan Province, is the seat of the Hunan provincial government, located in the south of the main city of Changsha, and in the geometric centers of Changsha, Zhuzhou and Xiangtan.