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v3.25.1

MATERIAL ACCOUNTING POLICIES (Details) | 12 Months Ended
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Dec. 31, 2024
Buildings [member] |
IfrsStatementLineItems [Line Items] |
Estimated useful lives | 8–35
Machinery and equipments [Member] |
IfrsStatementLineItems [Line Items] |
Estimated useful lives | 3–15
Motor vehicles [member] |
IfrsStatementLineItems [Line Items] |
Estimated useful lives | 4–8
Office equipment [member] |
IfrsStatementLineItems [Line Items] |
Estimated useful lives | 4–8

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- References No definition available. + Details
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Namespace Prefix: | chnr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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

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- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=ifrs-full_BuildingsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=chnr_MachineryAndEquipmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=ifrs-full_MotorVehiclesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=ifrs-full_OfficeEquipmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |