Guangdong Mobile 2015-2016 Network Comprehensive Maintenance Service Project

2015 Guangdong Tower Existing Sites Maintenance Service Project

2015 China Tower Zhuzhou Branch Existing Comprehensive Maintenance Service Project.

2015 China Tower Huaihua Branch Existing comprehensive Maintenance Service Project.

China Unicom Huaihua Branch Base Station Maintenance Contracting Service Project

China Unicom Huaihua Branch Indoor Distribution Maintenance Service Project

China Unicom Huaihua Branch Terminal and Optical Cable Maintenance Service Project.

China Unicom Huaihua Branch Optical Cable Maintenance Service Project.

Zhuzhou Unicom Optical Cable Maintenance Service Project.

Zhuzhou Unicom Base Station Maintenance Service Project.

Zhuzhou Unicom Terminal and Cable Maintenance Service Project.

China Tower Jilin Branch 2018-2021 Comprehensive Maintenance Service Project