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Accounts Receivable, Net | 12 Months Ended
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Dec. 31, 2024
Receivables [Abstract] |
Accounts Receivable, Net |
4 | ACCOUNTS RECEIVABLE, NET
|  | As of December 31, |
|  | 2023 |  |  | 2024 |
|  | RMB |  |  | RMB |  |  | US$ |
Accounts receivable |  |  | 165,254 |  |  |  | 197,880 |  |  |  | 27,110 |
Allowance for credit losses |  |  | (38,396 | ) |  |  | (45,867 | ) |  |  | (6,284 | )
|  |  | 126,858 |  |  |  | 152,013 |  |  |  | 20,826 |
The movements in the allowances for doubtful accounts and credit losses were as follows:
|  | As of December 31, |
|  | 2022 |  |  | 2023 |  |  | 2024 |
|  | RMB |  |  | RMB |  |  | RMB |  |  | US$ |
Balance at the beginning of the year |  |  | 39,166 |  |  |  | 42,914 |  |  |  | 38,396 |  |  |  | 5,260 |
Provisions/(Reversals) |  |  | 3,748 |  |  |  | (4,518 | ) |  |  | 7,471 |  |  |  | 1,024 |
Balance at the end of the year |  |  | 42,914 |  |  |  | 38,396 |  |  |  | 45,867 |  |  |  | 6,284 |
For the year ended December 31, 2023 and 2024, the Group recorded a specific provision for credit losses of RMB2,632 and nil separately for two customers assessed individually with different economic characteristics than the general pool of accounts receivable.

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- Definition The entire disclosure for claims held for amounts due to entity, excluding financing receivables. Examples include, but are not limited to, trade accounts receivables, notes receivables, loans receivables. Includes disclosure for allowance for credit losses. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/310-10/tableOfContent Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482925/835-30-45-2 + Details
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- References No definition available. + Details
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