The Service Management System of Huawei Technologies SRL in relation to the services provided by Global Services Center (GSC): • Global Network Operation Center (GNOC) • Technical Assistance Center (TAC) • Global Technical Assistance Center (GTAC) • Europe Regional Spare Part Center – Delivery team (EU RSPC) • Network Consulting & System Integration Shared Service Delivery (NIS) • Enterprise Romania GSC to Huawei customers according to the Service Catalogue.