Long-Term Equity Investment, Net - Schedule of Long-Term Equity Investment (Details) ¥ in Thousands, $ in Thousands	Jun. 30, 2026 CNY (¥)	Jun. 30, 2026 USD ($)	Dec. 31, 2025 CNY (¥)
Schedule of Long-Term Equity Investment [Line Items]
Long-term equity investment, net	¥ 97,231	$ 14,330	¥ 118,397
Chengdu Haofangtong Technology Corporation Limited [Member]
Schedule of Long-Term Equity Investment [Line Items]
Long-term equity investment in Haofangtong	56,000		56,000
Less: impairment loss	(55,000)		(55,000)
Long-term equity investment, net	1,000		1,000
Wuhu Fangrong Network Small Loan Co., Ltd. [Member]
Schedule of Long-Term Equity Investment [Line Items]
Long-term equity investment in Haofangtong	11,000		11,000
Long-term equity investment, net	¥ 11,000		¥ 11,000

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.