Impairment of investment.

No definition available.

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- Definition

Inventory provision.

+ References

No definition available.

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- Definition

Surcharge on value added tax.

+ References

No definition available.

+ Details

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- Definition

Foreign exchange rate used to translate amounts denominated in functional currency to reporting currency.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
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- Definition

The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
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- Definition

Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 852
-SubTopic 10
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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-Topic 842
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PRINCIPAL ACCOUNTING POLICIES (Details Narrative) $ in Thousands	6 Months Ended
	Jun. 30, 2025 CNY (¥)	Jun. 30, 2024 CNY (¥)	Jun. 30, 2025 USD ($)	Jun. 30, 2025 CNY (¥)	Dec. 31, 2024 CNY (¥)
Property, Plant and Equipment [Line Items]
Convenience translation rate			7.1636	7.1636
Inventory, net			$ 39,009	¥ 279,400,000	¥ 207,390,000
Inventory provision		¥ 6,000,000.0		¥ 8,300,000
Impairment provision		3,500,000
Impairment of long-lived assets	¥ 0	¥ 0
Minimum [Member]
Property, Plant and Equipment [Line Items]
Surcharge on VAT	5.00%
Maximum [Member]
Property, Plant and Equipment [Line Items]
Surcharge on VAT	12.00%