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SEGMENT INFORMATION (Details)
¥ in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2024
USD ($)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2023
CNY (¥)
Dec. 31, 2022
CNY (¥)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2021
CNY (¥)
IfrsStatementLineItems [Line Items]            
Depreciation and amortization $ (1) ¥ (4) ¥ (696) ¥ (729)    
Interest income 9 69 5 13    
Finance costs (4) (28) (48) 191    
Fair value gain on financial instruments, net 432 3,996 847 1,007    
(Loss) before income tax (432) (3,160) (8,337) (23,338)    
Other income     3,742 699    
Profit/(loss) for the year from continuing operations (432) (3,160) (8,337) (23,338)    
Total assets 35,747   253,807   ¥ 260,889 ¥ 249,906
Total liabilities 23,682   177,812   172,827 97,602
Exploration And Mining [Member]            
IfrsStatementLineItems [Line Items]            
Depreciation and amortization (1) (4) (4) (28)    
Interest income 3 1    
Finance costs (1) (1) (1)    
Fair value gain on financial instruments, net    
(Loss) before income tax (300) (2,190) 1,263 (39)    
Other income     3,742 698    
Profit/(loss) for the year from continuing operations (300) (2,190) 1,263 (39)    
Total assets 35,502   252,133   259,091 36,015
Total liabilities 22,203   159,285   162,039 38,306
Corporate Activity [Member]            
IfrsStatementLineItems [Line Items]            
Depreciation and amortization (692) (701)    
Interest income 9 66 4 13    
Finance costs (4) (27) (47) 192    
Fair value gain on financial instruments, net 432 3,996 847 1,007    
(Loss) before income tax (132) (970) (9,600) (23,299)    
Other income     1    
Profit/(loss) for the year from continuing operations (132) ¥ (970) (9,600) ¥ (23,299)    
Total assets 245   1,674   1,798 213,891
Total liabilities $ 1,479   ¥ 18,527   ¥ 10,788 ¥ 59,296