Short-Term Borrowings - Schedule of Short-Term Borrowings (Details) ¥ in Thousands, $ in Thousands	Jun. 30, 2025 CNY (¥)	Jun. 30, 2025 USD ($)	Dec. 31, 2024 CNY (¥)
CURRENT
Bank borrowings – unsecured	¥ 90,834	$ 12,680	¥ 45,893

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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