v3.26.1
Lines of Credit (Details)
3 Months Ended 6 Months Ended
Sep. 21, 2025
Jun. 25, 2025
USD ($)
Jun. 25, 2025
CNY (¥)
Sep. 21, 2024
Sep. 25, 2023
USD ($)
Sep. 25, 2023
CNY (¥)
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
Jun. 30, 2026
CNY (¥)
Jun. 30, 2025
USD ($)
Jun. 20, 2026
Lines of Credit [Line Items]                        
Received proceeds   $ 700,000 ¥ 5,000,000             $ 695,999  
Interest rate         3.35% 3.35%           3.60%
Interest expense             $ 6,798 $ 9,676 13,274   19,595  
Received proceeds from loan         $ 1,400,000 ¥ 10,000,000            
Interest rate facility 2.90%     3.25% 12.00% 12.00%            
Loan balance                 79,000 ¥ 551,250    
Property, plant and equipment pledged             3,228,728   3,228,728      
Bank of China [Member]                        
Lines of Credit [Line Items]                        
Line of credit facility amount (in Yuan Renminbi) | ¥     ¥ 5,000,000                  
Revolving Loan [Member]                        
Lines of Credit [Line Items]                        
Interest expense             $ 9,049 $ 10,912 18,331   $ 22,234  
Repayments of line of credit                 $ 238,000 ¥ 1,653,750    
Due date of line of credit                 Sep. 20, 2026 Sep. 20, 2026