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Note 2 - Summary of significant accounting policies: Revenue recognition: Summary of the company's revenues by geographic locations are summarized (Details) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Total revenues	$ 12,810,249	$ 14,362,502	$ 16,334,400
China, Yuan Renminbi
Total revenues	5,929,986	5,333,982	5,812,884
Singapore, Dollars
Total revenues	$ 6,880,263	$ 9,028,520	$ 10,521,516

X

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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