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Amount of interest income on short term loans provided.

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Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

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Amount of liabilities classified as other.

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Amount due from parties in nontrade transactions, classified as other.

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The cash inflow associated with the sale of equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

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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.

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Purchases during the period (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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Related Party Transactions (Details) - CNY (¥) ¥ in Thousands	1 Months Ended	12 Months Ended
	Oct. 31, 2024	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Related Party Transactions
Revenues		¥ 231,070	¥ 340,185	¥ 322,497
Wenzhou Qingke
Related Party Transactions
Carrying value of equity method investments		¥ 3,950
Percentage of investment held		79.00%
Shares disposed	41,139
Cash consideration	¥ 3,950
Related parties \| Beijing Sanke
Related Party Transactions
Revenues		¥ 80	1,000	300
Amount due		40	50	200
Related parties \| Shanghai Xuanke
Related Party Transactions
Purchases from related party		500	49	300
Other receivables recognized after the liquidation		300	200	20
Revenues					¥ 2,000
Interest income amounted				3	¥ 47
Related parties \| Jijingzhiyu
Related Party Transactions
Purchases from related party		400	100	400
Amount due		¥ 400	¥ 99	¥ 300