v3.26.1
Condensed Consolidated Balance Sheet (Details)
May 31, 2026
USD ($)
Feb. 28, 2026
USD ($)
May 31, 2025
USD ($)
Feb. 28, 2025
USD ($)
Jan. 15, 2023
USD ($)
Jan. 15, 2023
CNY (¥)
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]            
Cash and cash equivalents $ 107,201 $ 84,087        
Restricted cash 51,778 51,791        
Accounts receivable 18,810 25,605        
Inventories 129,691 150,078        
Prepaid expenses and other current assets, net 1,868,269 1,885,322        
Property, plant and equipment, net 3,976,100 3,974,577        
Intangible assets, net 6,737 7,038        
Right-of-use assets 179,389 76,474        
Other non-current assets 71,091 65,552        
Long-term receivable 1,296,758 1,439,818        
Total Assets to VIE 7,721,824 7,776,342        
Short-term Loan 73,897 72,909        
Accounts payables 443,351 484,252        
Advances from customers 3,334,581 3,291,785        
Other current payables 5,487,410 5,186,484        
Taxes payable 46,328 74,968        
Amounts due to related parties [1] 68,301 72,973        
Operating lease liabilities, current 32,139 10,789        
Operating lease liabilities, non-current 116,888 62,936        
Long term payable 26,181,530 25,641,883     $ 32,740,623 ¥ 232,785,827.31
Total Liabilities to VIE 40,018,375 39,057,898        
Total Stockholders’ Equity to VIE (32,296,551) (31,281,556) $ (23,670,393) $ (23,008,508)    
Total Liabilities and Stockholders’ Equity to VIE 7,721,824 7,776,342        
Variable Interest Entity, Primary Beneficiary [Member] | Group 1 [Member]            
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]            
Cash and cash equivalents 83,856 55,383        
Restricted cash 51,778 51,791        
Accounts receivable 18,810 25,605        
Inventories 129,691 150,078        
Prepaid expenses and other current assets, net 1,831,321 1,848,867        
Property, plant and equipment, net 3,976,100 3,974,577        
Intangible assets, net 6,737 7,038        
Right-of-use assets 179,389 76,474        
Other non-current assets 71,091 65,552        
Long-term receivable 1,296,758 1,439,818        
Total Assets to VIE 7,836,293 7,883,680        
Short-term Loan 73,897 72,909        
Accounts payables 443,351 484,252        
Advances from customers 3,334,581 3,291,785        
Other current payables 5,066,489 4,766,990        
Taxes payable 46,328 74,968        
Operating lease liabilities, current 32,139 10,789        
Operating lease liabilities, non-current 116,888 62,936        
Long-term bank borrowing 1,404,038 1,385,264        
Long term payable 3,044,881 2,814,604        
Total Liabilities to VIE 38,231,666 37,303,709        
Total Stockholders’ Equity to VIE (30,395,373) (29,420,029)        
Total Liabilities and Stockholders’ Equity to VIE 7,836,293 7,883,680        
Variable Interest Entity, Primary Beneficiary [Member] | Group 1 [Member] | Related Party [Member]            
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]            
Amounts due from related parties 190,762 188,497        
Amounts due to related parties 24,669,074 24,339,212        
Variable Interest Entity, Primary Beneficiary [Member] | Group 2 [Member]            
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]            
Cash and cash equivalents 1,626 1,604        
Prepaid expenses and other current assets, net 36,948 36,455        
Total Assets to VIE 23,842,360 23,523,554        
Other current payables 34 34        
Long term payable 23,136,649 22,827,279        
Total Liabilities to VIE 23,139,875 22,830,463        
Total Stockholders’ Equity to VIE 702,485 693,091        
Total Liabilities and Stockholders’ Equity to VIE 23,842,360 23,523,554        
Variable Interest Entity, Primary Beneficiary [Member] | Group 2 [Member] | Related Party [Member]            
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]            
Amounts due from related parties 23,803,786 23,485,495        
Amounts due to related parties $ 3,192 $ 3,150        
[1] Other mainly included collection of parking fees on behalf of a third party.