Which business hall should Xiangtan Unicom change its 3g card for 4g?

Hunan Unicom's 3G subscribers need to change to 4G packages, which need to be handled in the self-operated hall at present. Xiangtan area suggests going to the following business halls:

Yuhu district-Sizhou Road Proprietary Hall: No.9 Sizhou Road 1 Building, Xiangtan City (next to Xinlianxin Supermarket on Sizhou Road)

Yuetang District-Lanyuan self-service hall: Lanyuan Road 15 (200m from No.3 Middle School of Hometown Hotel), take the bus 1, 1 17, 10 1,1.

Jiuhua-Jinhanlin Business Hall: No.3 15, Kim Commercial Street, Xiangtan University. You can take bus No.6, 107 and 13.