AN Practices ToC Scenario ToB Scenario Fault Center Resource Center Orchestration Center O&M Center Quality Center ToH Scenario W ireless Core TXN I P IDC Fixed PGW S GW H S S IT Data Sharing Platform General Technology Platform 5 Service Operation Center 2 Tech Support Platform N Network Operation Center N Applications & UCs Wireless Controller Core Controller TXN Controller IP Controller IDC Support System … Wireless OMC Core OMC IP O&M OMC TXN OMC System Number Practice Orchestration Center 15 Beijing, Sichuan, Hunan, Guizhou , Anhui, Chongqing, Tianjin, Jilin, Ningxia, Hebei, Shandong, Yunnan, Shanxi, Liaoning, Henan Resource Center 19 Shandong, Beijing, Jiangsu, Hebei, Liaoning, Sichuan, Hunan, Yunnan, Guizhou, Anhui, Shanxi, Chongqing, Tianjin, Jilin, Henan, Ningxia, Heilongjiang, Qinghai headquarters Fault Center 3 Shandong, Liaoning, Hunan Quality Center 10 Jiangsu, Hunan, Liaoning, Guangxi, Shanxi, Chongqing, Xinjiang, Gansu, Jilin, Heilongjiang O&M Center 9 Shandong, Jiangsu, Sichuan, Hunan, Anhui, Xinjiang, Ningxia, Yunnan, Hainan Data Sharing Platform 9 Jiangsu, Jiangxi, Chongqing, Shanxi, Tianjin, Xinjiang, Ningxia, Guangxi General Technology Platform 4 Shandong, Beijing, Anhui, Chongqing China Mobile ‘2+5+N’ Architecture