v3.26.1
Income Taxes (Tables)
 3 Months Ended
May 31, 2026
Income Tax Disclosure [Abstract]  
Schedule of effective income tax rate reconciliation
          
   For the three months ended 
   May 31, 2026   May 31, 2025 
   (unaudited)   (unaudited) 
U.S. statutory tax rate   21.0%   21.0%
PRC profit tax rate   25.0%   25.0%
Changes in valuation allowance and others   (46.0%)   (46.0%)
Effective tax rate   0%   0%
Schedule of income tax expenses
               
    May 31, 2026     February 28, 2026  
    (unaudited)         
Current tax   $ —     $ —  
Deferred tax benefit     —       —  
Total provision for (benefit from) income tax expense   $ —     $ —  
Schedule of reconciliations of income tax expenses
          
   May 31, 2026   February 28, 2026 
   (unaudited)     
Loss before income tax expenses  $(2,009,784)  $(7,041,333)
Income tax credit computed at various statutory income tax rate (15% to 25%)   (250,814)   (440,899)
Reconciling items:          
Tax incentive – R&D Credit   —    (69,940)
Income not subject to tax in China   (9,741)   (38,590)
Non-deductible expenses   260,555    549,429 
Total provision for (benefit from) income tax  $—   $— 
Schedule of deferred tax assets
          
   May 31, 2026   February 28, 2026 
   (unaudited)     
Deferred tax assets          
Net operating losses carry forward  $4,362,371   $4,244,187 
Accruals and reserves   7,351,148    7,121,646 
Lease liability   1,537    20,160 
Total deferred tax assets   11,715,056    11,385,993 
Less: Valuation allowance   (4,631,065)   (4,389,425)
Total deferred tax assets, net of valuation allowance   7,083,991    6,996,568 
Deferred tax liabilities          
Right-of-use asset   (18,248)   (18,002)
Total deferred tax liabilities   (18,248)   (18,002)
           
Net deferred tax assets (liabilities)  $7,065,743   $6,978,566