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SCHEDULE OF CONTRACT WITH CUSTOMER, ASSET AND LIABILITY (Details) - USD ($)	3 Months Ended
	Mar. 27, 2021	Dec. 26, 2020
Contract Assets And Liabilities
Contract assets-current	$ 1,115,419	$ 3,521,753
Change in contract assets-current	$ (2,406,334)
Percentage of change in contract assets-current	(68.00%)
Contract liabilities and billings in excess of revenue earned	$ (1,176,872)	(1,493,847)
Change Contract liabilities and billings in excess of revenue earned	$ 316,975
Percentage Contract liabilities and billings in excess of revenue earned	(21.00%)
Contract liabilities-noncurrent	$ (37,529)	(5,069)
Change in contract liabilities-noncurrent	$ (32,460)
Percentage of change in contract liabilities-noncurrent	640.00%
Net contract (liabilities) assets	$ (98,982)	$ 2,022,837
Change in Net contract (liabilities) assets	$ (2,121,819)
Percentage of change in Net contract (liabilities) assets	(105.00%)

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