XML 103 R87.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

Investments in Subsidiaries - Assets and Liabilities and Cash Flow Effect of Disposal of Subsidiaries (Parenthetical) (Detail) - 12 months ended Dec. 31, 2023 ¥ in Millions, $ in Millions | CNY (¥) | USD ($)
--- | --- | ---
Disclosure of subsidiaries [abstract] |  |
Partial Consideration On Disposal Of Subsidiary | ¥ 179.9 | $ 25.3

X
- Definition Partial consideration on disposal of subsidiary. + References No definition available. + Details
Name: | cyd_PartialConsiderationOnDisposalOfSubsidiary
Namespace Prefix: | cyd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesAbstract
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration