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COMMITMENTS, CONTINGENCIES AND CONCENTRATIONS (Significant customer concentrations as a percentage of total accounts receivable) (Details) - Accounts Receivable [Member] - Customer Concentration Risk [Member]		6 Months Ended
		Apr. 03, 2021	Mar. 28, 2020
Haoseng Industrial Company Limited [Member]
Concentration Risk [Line Items]
Customer concentrations risk percentage	[1]	16.40%	12.30%
Huatian TechnologyGroup
Concentration Risk [Line Items]
Customer concentrations risk percentage		13.80%
Xinye(HK) Electronics.Co [Member]
Concentration Risk [Line Items]
Customer concentrations risk percentage	[1]		17.30%
[1] Distributor of the Company's products.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
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