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Revenues (Details) - USD ($)	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Total revenues	$ 339,175	$ 242,213
Medical Devices [Member]
Total revenues	295,726	59,722
Mobile Medicine (sleep apnea diagnostic products) [Member]
Total revenues	17,240	81,550
OSAS service (analysis and detection) [Member]
Total revenues	$ 26,209	$ 100,941

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).

+ References

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