通信兵 Signaller ; signalman ; Office Messenger

陆军通信兵 Signal Corps

通信兵专业标号 signal corps specialty mark

军通信兵团 USA rmy Signal Corps

美军通信兵团 US Army Signal Corps

通信兵专业训练 Signal Corps Professional Training

“信保奇兵-2018”比武竞赛 Ingenious Information Support Soldier -2018

通信兵工程 [军] signalman engineering

欧信兵 Xin-Bing Ou

美军通信兵照片 Signal Corps Photo