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Consolidated Condensed Statement of Operations (Parentheticals) - USD ($)
3 Months Ended 6 Months Ended
Jul. 31, 2022
Jul. 31, 2021
Jul. 31, 2022
Jul. 31, 2021
Income Statement [Abstract]        
Cost of sales, related parties $ 35,319 $ 20,650 $ 66,077 $ 37,383
Net income from discontinued operations, net of tax, related parties   $ 154   $ 191