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TAXES - Additional Information (Details) - USD ($)	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2019
Investments, Owned, Federal Income Tax Note [Line Items]
Corporate income tax rate (in percent)	12.50%	7.60%	14.90%
Decrease in taxes due to tax holiday	$ 171,217	$ 458,163	$ 603,091
Benefit of the tax holidays on net income per share	$ 0.006	$ 0.013	$ 0.020
Gansu QLS
Investments, Owned, Federal Income Tax Note [Line Items]
Favorable tax rate (in percent)	15.00%	15.00%	15.00%
Chengdu QLS and subsidiaries
Investments, Owned, Federal Income Tax Note [Line Items]
Favorable tax rate (in percent)	15.00%	15.00%	15.00%
Qilian Chengdu
Investments, Owned, Federal Income Tax Note [Line Items]
Favorable tax rate (in percent)	15.00%	15.00%	15.00%
Hong Kong
Investments, Owned, Federal Income Tax Note [Line Items]
Base profit for calculating tax rate	$ 0	$ 0	$ 0
Hong Kong | Scenario One
Investments, Owned, Federal Income Tax Note [Line Items]
Favorable tax rate (as a percent)				8.25%
Base profit for calculating tax rate				$ 2,000,000
Hong Kong | Scenario Two
Investments, Owned, Federal Income Tax Note [Line Items]
Favorable tax rate (as a percent)				16.50%
Base profit for calculating tax rate				$ 2,000,000
China
Investments, Owned, Federal Income Tax Note [Line Items]
Corporate income tax rate (in percent)	25.00%
Preferential tax rate (in percent)	15.00%
Western Region
Investments, Owned, Federal Income Tax Note [Line Items]
Favorable tax rate (in percent)	15.00%	15.00%	15.00%

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section S99
-Paragraph 2
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