NOTES TO THE CONSOLIDATED STATEMENTS OF CASH FLOWS (Tables)

12 Months Ended

Dec. 31, 2023

Notes and other explanatory information [abstract]

Schedule of changes in liabilities arising from financing activities

Year Ended December 31, 2022	Interest-bearing loans and borrowings			Dividends payable			Due to related companies			Due to the Shareholder			Lease liabilities
		CNY			CNY			CNY			CNY			CNY
As of January 1, 2022		77,000			5,048			5,710			14,050			2,189
Changes from financing cash flows		(6,882	)		(5,048	)		(2,765	)		(6,885	)		(1,253	)
New leases		—			—			—			—			1,781
Interest expenses		3,882			—			—			—			133
Other changes		—			—			463			(12	)		65
As of December 31, 2022		74,000			—			3,408			7,153			2,915

Year Ended December 31, 2023	Interest-bearing loans and borrowings			Dividends payable		Due to related companies		Due to the Shareholder		Lease liabilities
		CNY			CNY		CNY		CNY		CNY
As of January 1, 2023		74,000			—		3,408		7,153		2,915
Changes from financing cash flows		(3,378	)		—		3,932		78,520		(1,024	)
Foreign exchange difference		—			—		78		—		27
Interest expenses		1,878			—		—		—		99
Disposal of PSTT		(72,500	)		—		1,651		—		(1,657	)
As of December 31, 2023		—			—		9,069		85,673		360

Year Ended December 31, 2023	Interest-bearing loans and borrowings			Dividends payable		Due to related companies		Due to the Shareholder		Lease liabilities
		US$			US$		US$		US$		US$
As of January 1, 2023		10,728			—		494		1,037		422
Changes from financing cash flows		(477	)		—		555		11,066		(145	)
Foreign exchange difference		—			—		11		—		4
Interest expenses		265			—		—		—		14
Disposal of PSTT		(10,516	)		—		221		—		(244	)
As of December 31, 2023		—			—		1,281		12,103		51

Schedule of Cash Outflow for Leases

	2022			2023			2023
		CNY			CNY			US$
Within operating activities		(250	)		(323	)		(46	)
Within financing activities		(1,253	)		(1,024	)		(145	)
Total cash outflow for leases		(1,503	)		(1,347	)		(191	)