INTANGIBLE ASSETS (Details - Intangible assets, net) - USD ($)	Sep. 30, 2021	Mar. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Intangible assets gross	$ 371,176	$ 324,864
Less: accumulated amortization	(152,353)	(99,974)
Intangible assets net	218,823	224,890
License [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets gross	142,248	142,248
Software Development [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets gross	12,585	12,585
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets gross	$ 216,343	$ 170,031

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 928
-SubTopic 340
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004

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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 926
-SubTopic 20
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959

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