v3.26.1
Summary of Significant Accounting Policies (Details)
12 Months Ended
Jul. 29, 2025
Jan. 03, 2024
USD ($)
Mar. 31, 2026
USD ($)
Segment
Mar. 31, 2026
CNY (¥)
Segment
Mar. 31, 2025
USD ($)
Mar. 31, 2025
CNY (¥)
Mar. 31, 2025
HKD ($)
Mar. 31, 2024
USD ($)
Summary of Significant Accounting Policies [Line Items]                
CODM     Chief Executive Officer Chief Executive Officer        
Operating segments | Segment     1 1        
Reportable segments | Segment     1 1        
Finance lease receivables            
Interest rate per annum     6.00% 6.00%        
Customers advances amount     $ 86,768   103,897      
Deposit     2,563,000   $ 1,000      
Deposited amount     $ 250,000          
Cash deposit     6.898   7.2567 7.2567 7.2567  
Accumulated losses     $ 0          
Investment amount     0   $ 0      
Impairment of intangible assets            
Remaining economic life percentage     75.00% 75.00%        
Economic life percentage     25.00% 25.00%        
Fair value of underlying asset percentage     90.00% 90.00%        
Impairment loss on finance lease ROU assets            
Unrecognized liabilities, interest or penalties            
Significant unrecognized uncertain tax positions            
Reverse stock split 1-for-10              
Allowance for credit losses against accounts receivable           $ 1,545
Provision for credit losses              
Revenues recognized in advances from customers   $ 118,828     100,596      
Valuation purposes assumption term     20 years 20 years        
Impairment for property and equipment            
Underpayment of tax liability exceeding | ¥       ¥ 100,000        
Jinkailong [Member]                
Summary of Significant Accounting Policies [Line Items]                
Equity investment percentage     35.00%   35.00% 35.00% 35.00%  
RMB [Member]                
Summary of Significant Accounting Policies [Line Items]                
Cash deposit     0.069   0.0726 0.0726 0.0726  
US [Member]                
Summary of Significant Accounting Policies [Line Items]                
Cash deposit     0.01   1 1 1  
United States [Member]                
Summary of Significant Accounting Policies [Line Items]                
Deposit     $ 325,000   $ 1,000      
Hong Kong [Member]                
Summary of Significant Accounting Policies [Line Items]                
Deposit     2,238,000   0      
Deposited amount     102,000       $ 800,000  
China [Member]                
Summary of Significant Accounting Policies [Line Items]                
Deposit     999,000   $ 700,000      
Maximum insurance claim deposit     $ 72,000     ¥ 500,000    
Minimum [Member]                
Summary of Significant Accounting Policies [Line Items]                
Percentage of lease payments     75.00% 75.00%        
Economic life, term     3 years          
Minimum [Member] | Automobiles [Member]                
Summary of Significant Accounting Policies [Line Items]                
Economic life, term     3 years          
Maximum [Member]                
Summary of Significant Accounting Policies [Line Items]                
Percentage of lease payments     90.00% 90.00%        
Economic life, term     5 years          
Maximum [Member] | Automobiles [Member]                
Summary of Significant Accounting Policies [Line Items]                
Economic life, term     5 years