v3.26.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Concentrations Risks (Details) - item
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Concentration Risk [Line Items]      
Number of major suppliers 2    
Revenues | Customer concentration | China Resources Pharmaceutical Commercial Group International Trading Co., Ltd.      
Concentration Risk [Line Items]      
Concentration risk percentage 90.20% 98.10% 100.00%
Accounts receivable | Customer concentration | China Resources Pharmaceutical Commercial Group International Trading Co., Ltd.      
Concentration Risk [Line Items]      
Concentration risk percentage 69.50% 98.80% 100.00%