Key Financial Data
Year ended 31 December (RMB Million)
  2015 2016 2017
Operating Revenue 331,517 352,534 366,229
Service Revenue 293,499 309,812 331,044
Operating Profit 26,447 27,220 27,220
EBITDA 94,113 95,162 102,171
EBITDA Margin 32.1% 30.7% 30.9%
Net Profit 20,058 18,018 18,617

Please refer to the notes of the audited financial statements included in the Company's annual report for the related accounting policy.

Service Revenue = Operating Revenue - Sales of Mobile Terminals - Sales of Wireline Equipment - Other Non-Service Revenue

EBITDA Margin = EBITDA / Service Revenue

The financial data in the above table included the financial impact of the acquisition of satellite communications business and Shaanxi Zhonghe Hengtai Insurance Agent Limited occurred at end-2017