v3.26.3
Summary of Principal Accounting Policies (Details Narrative) - Segment
6 Months Ended
Aug. 31, 2026
Aug. 31, 2025
Product Information [Line Items]    
Number of operating segments 1  
Number of reportable segments 1  
Three Subsidiaries [Member]    
Product Information [Line Items]    
Noncontrolling interest percentage 1.00%  
Zhejiang ChangXin Communication Equipment Co., Ltd. [Member]    
Product Information [Line Items]    
Noncontrolling interest percentage 30.00%  
Shanghai XiaoYi Bin Tong Technology Co., Ltd. [Member]    
Product Information [Line Items]    
Noncontrolling interest percentage 20.00%  
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | One Customer [Member]    
Product Information [Line Items]    
Concentration of credit risks 40.00% 79.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Two Customer [Member]    
Product Information [Line Items]    
Concentration of credit risks 26.00%  
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Three Customer [Member]    
Product Information [Line Items]    
Concentration of credit risks 13.00%  
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Four Customer [Member]    
Product Information [Line Items]    
Concentration of credit risks 11.00%  
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | One Supplier [Member]    
Product Information [Line Items]    
Concentration of credit risks 60.00% 78.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Two Supplier [Member]    
Product Information [Line Items]    
Concentration of credit risks 17.00%  
Accounts Receivable [Member] | Customer Concentration Risk [Member] | One Customer [Member]    
Product Information [Line Items]    
Concentration of credit risks   41.00%
Accounts Payable [Member] | Customer Concentration Risk [Member] | One Supplier [Member]    
Product Information [Line Items]    
Concentration of credit risks   44.00%
Minimum [Member]    
Product Information [Line Items]    
Identifiable intangible assets, useful life 3 years  
Equipment, useful lives 3 years  
Maximum [Member]    
Product Information [Line Items]    
Identifiable intangible assets, useful life 10 years  
Equipment, useful lives 7 years