v3.26.3
CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Cash flows from operating activities:    
Net cash used in operating activities $ (7,470,588) $ (6,815,957)
Cash flows from investing activities:    
Cash paid for purchase of property and equipment and intangible assets (273,477) (311,025)
Loans provided to a third party (29,144)  
Net cash used in investing activities (302,621) (311,025)
Cash flows from financing activities:    
Proceeds from short-term bank borrowings 4,371,674 1,391,999
Repayment of short-term bank borrowings (2,914,449) (3,945,105)
Proceeds from sale of ordinary shares through follow-up offering, net of placement agent fees and other reimbursable expenses $480,312 3,894,688  
Payments of follow-up offering cost (230,389) (956,248)
Net cash (used in) provided by financing activities 5,121,524 (3,509,354)
Effect of foreign currency exchange rate changes on cash and cash equivalents and restricted cash 156,384 199,983
Net increase (decrease) in cash, cash equivalents and restricted cash (2,495,301) (10,436,353)
Cash, cash equivalents and restricted cash at the beginning of the period 13,908,279 26,773,902
Cash, cash equivalents and restricted cash at the end of the period 11,412,978 16,337,549
Supplemental cash flow information:    
Interest paid 63,655 73,886
Non-cash investing and financing activities:    
Accrual of ATM program cost 5,385  
Offering costs charged against additional paid-in capital 894,379  
Operating right-of-use assets obtained in exchange for operating lease liabilities   874,106
Property and equipment transferred from inventories   874,663
ROU assets disposed as reduction of operating lease liabilities due to lease termination 26,029  
Reconciliation of the amount for cash, cash equivalents and restricted cash:    
Cash and cash equivalents 8,855,514 16,337,549
Restricted cash 2,557,464  
Total cash, cash equivalents and restricted cash $ 11,412,978 $ 16,337,549