Condensed Financial Information of the Parent Company (Tables) - Parent Company [Member]

12 Months Ended

Dec. 31, 2023

Condensed Financial Information of the Parent Company (Tables) [Line Items]

Schedule of Balance Sheets

PARENT COMPANY BALANCE SHEETS

	As of December 31,
	2022			2023			2023
	RMB			RMB			US$
ASSETS
Current assets
Cash and cash equivalents		3,127			23,584			3,322
Prepaid expenses and other current assets		1,245			820			115
Total current assets		4,372			24,404			3,437
Non-current assets
Investments in subsidiaries and consolidated VIEs		1,170,235			1,165,326			164,134
TOTAL ASSETS		1,174,607			1,189,730			167,571
LIABILITIES AND SHAREHOLDERS’ EQUITY
Current liabilities
Accrued expenses and other current liabilities		1,752			2,006			283
Warrant liabilities		166			-			-
Current portion of contingent consideration – earn-out liability		4,336			-			-
Amounts due to subsidiaries		7,759			37,160			5,234
Total current liabilities		14,013			39,166			5,517
Total liabilities		14,013			39,166			5,517
Shareholders’ equity
Ordinary share, no par value, unlimited Class A ordinary shares and Class B ordinary shares authorized, 36,684,668 Class A ordinary shares and 2,925,058 Class B ordinary shares issued and outstanding as of December 31, 2022, respectively. 38,113,879 Class A ordinary shares and 2,925,058 Class B ordinary shares issued and outstanding as of December 31, 2023, respectively.
Class A ordinary shares		396,880			423,623			59,666
Class B ordinary shares		23,896			23,896			3,366
Treasury stocks		(16,482	)		(19,216	)		(2,707	)
Shares to be issued		33,923			30,777			4,335
Statutory reserves		39,208			44,698			6,296
Retained earnings		665,099			628,821			88,568
Accumulated other comprehensive income		18,070			17,965			2,530
Total shareholder’s equity		1,160,594			1,150,564			162,054
TOTAL LIABILITIES AND SHAREHOLDERS’ EQUITY		1,174,607			1,189,730			167,571

Schedule of Statements of Income

PARENT COMPANY STATEMENT OF INCOME

	For the years ended December 31,
	2021			2022			2023			2023
	RMB			RMB			RMB			US$
Equity income (loss) of subsidiaries		267,436			198,340			(4,915	)		(692	)
General administrative expense and others		(33,473	)		(21,377	)		(14,923	)		(2,102	)
Research and development expenses		(13,946	)		(6,522	)		(5,496	)		(774	)
Change in fair value of warrant liabilities		(16,421	)		10,776			170			24
Change in fair value of contingent consideration		(33,584	)		13,071			(5,624	)		(792	)
Net income (loss)		170,012			194,288			(30,788	)		(4,336	)
Other comprehensive income (loss) - foreign currency translation adjustment		2,313			955			(105	)		(15	)
Comprehensive income (loss) attributable to the Company’s shareholders		172,325			195,243			(30,893	)		(4,351	)

Schedule of Statements of Cash Flows

PARENT COMPANY STATEMENT OF CASH FLOWS

	For the years ended December 31,
	2021			2022			2023			2023
	RMB			RMB			RMB			US$
Cash flows from operating activities
Net income (loss)		170,012			194,288			(30,788	)		(4,336	)
Equity in (earning) loss of subsidiaries		(267,436	)		(198,340	)		4,915			692
Change in fair value of warrant liabilities		16,421			(10,776	)		(170	)		(24	)
Change in fair value of contingent consideration		33,584			(13,071	)		5,624			792
Share based compensation		31,857			11,954			13,637			1,921
Changes in operating assets and liabilities
Prepaid expense and other current assets		(925	)		72			425			60
Accrued expenses and other current liabilities		2,414			(662	)		254			36
Net cash used in operating activities		(14,073	)		(16,535	)		(6,103	)		(859	)
Cash flows from financing activities
Due to related parties		14,263			35,771			29,294			4,126
Share repurchase		-			(16,482	)		(2,734	)		(385	)
Net cash provided by financing activities		14,263			19,289			26,560			3,741
Net increase in cash and cash equivalents		190			2,754			20,457			2,882
Cash and cash equivalents at beginning of the year		183			373			3,127			440
Cash and cash equivalents at end of the year		373			3,127			23,584			3,322