Tele-Mobile South Sudan (TMSS) appointed the former Chief of Ethio-Telecom, Andualem Admase as its Chief Executive Officer (CEO). Andualem is expected to bring his rich experience in the telecom sector to TMSS, which is the fourth-largest telecommunications network company in South Sudan, following MTN, Zain, and Digitel. Owned by renowned Ethiopian investor and philanthropist, Aysheshim...