Taxation - Summary of Recovery of Deferred Income Tax (Details) - CNY (¥) ¥ in Millions	Dec. 31, 2022	Dec. 31, 2021
Deferred tax assets [Abstract]
to be recovered after more than 12 months	¥ 12	¥ 48
to be recovered within 12 months	335	298
Net deferred tax assets	347	346
Deferred tax liabilities [Abstract]
to be recovered after more than 12 months	152	201
to be recovered within 12 months	59	70
Net deferred liabilities	¥ 211	¥ 271

The amount of deferred tax liabilities net of deferred tax assets, when the absolute amount of deferred tax liabilities is greater than the absolute amount of deferred tax assets. [Refer: Deferred tax assets; Deferred tax liabilities]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 12
-IssueDate 2022-03-24
-Paragraph 81
-Subparagraph g
-Clause i
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2022-en-r&anchor=para_81_g_i&doctype=Standard
-URIDate 2022-03-24

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