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INCOME TAXES - Current and deferred tax expense (Details) - USD ($)
12 Months Ended
Feb. 28, 2023
Feb. 28, 2022
Current:    
Federal $ 438,263 $ 341,882
State 83,525 38,536
Total current income tax 521,788 380,418
Federal (321,458) (18,787)
State (46,321)
Total deferred income tax (367,779) (18,787)
Income tax expense $ 154,009 $ 361,631