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TRADE RECEIVABLES (Details 3) - CNY (¥) ¥ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
IfrsStatementLineItems [Line Items] |  |  |  |
Expected credit loss rate |  | 19.00% | 26.00% |
Gross carrying amount |  | ¥ 70,905 | ¥ 68,641 |
Impairment allowances |  | ¥ 13,625 | ¥ 17,614 |
Not Later Than One Year One [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Expected credit loss rate |  | 0.00% | 6.00% |
Gross carrying amount |  | ¥ 18,406 | ¥ 16,311 |
Impairment allowances |  | ¥ 5 | ¥ 955 |
Not Later Than One Year To Twoyears [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Expected credit loss rate |  | 9.00% | 26.00% |
Gross carrying amount |  | ¥ 15,195 | ¥ 6,865 |
Impairment allowances |  | ¥ 1,299 | ¥ 1,759 |
Not Later Than Two Years To Threeyears [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Expected credit loss rate |  | 29.00% | 13.00% |
Gross carrying amount |  | ¥ 6,399 | ¥ 14,712 |
Impairment allowances |  | ¥ 1,881 | ¥ 1,916 | [1]
Over Three Years [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Expected credit loss rate |  | 34.00% | 48.00% |
Gross carrying amount |  | ¥ 30,905 | ¥ 27,083 |
Impairment allowances | [2] | 10,440 | 12,984 |
Current [member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Gross carrying amount |  |  | ¥ 3,670 |
[1] | The impairment allowances included CNY221 as of December 31, 2021, for specific trade receivables which were considered to be in default due to conditions which indicated that the Group was unlikely to receive the outstanding contractual amounts in full.
[2] | The impairment allowances included an amount of CNY4,600 and nil as of December 31, 2022 for specific trade receivables which were considered to be in default due to conditions which indicated that the Group was unlikely to receive the outstanding contractual amounts in full.

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