v3.26.1
CONDENSED FINANCIAL INFORMATION OF THE PARENT COMPANY - Condensed balance sheets (Details) - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Current assets:        
Cash and cash equivalents $ 1,420 $ 1,810 $ 3,244  
Cryptocurrency assets 6,978 9,581    
Total current assets 17,677 19,147    
Non-current assets:        
Intangible assets, net 5,862 11,084    
Total non-current assets 27,930 67,188    
TOTAL ASSETS 45,607 86,335    
Current liabilities:        
Accrued payroll and welfare payable 317 306    
Accrued expenses and other liabilities 7,978 9,349    
Total current liabilities 10,019 11,236    
TOTAL LIABILITIES 10,879 19,555    
Shareholders' equity:        
Additional paid-in capital 651,782 640,724    
Treasury shares 21,604 21,604    
Accumulated other comprehensive loss (4,246) (4,392)    
Total shareholders' equity 34,232 56,893    
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY 45,607 86,335    
Parent Company        
Current assets:        
Cash and cash equivalents 9 30 $ 35 $ 137
Cryptocurrency assets 437 250    
Other current assets 75,509 29,077    
Amounts due from intergroup companies 106,666 140,168    
Total current assets 182,621 169,525    
Non-current assets:        
Investment in subsidiaries (148,093) (112,300)    
Intangible assets, net 108 95    
Total non-current assets (147,985) (112,205)    
TOTAL ASSETS 34,636 57,320    
Current liabilities:        
Accrued payroll and welfare payable 26 34    
Accrued expenses and other liabilities 378 393    
Total current liabilities 404 427    
TOTAL LIABILITIES 404 427    
Shareholders' equity:        
Additional paid-in capital 651,782 640,724    
Treasury shares (21,604) (21,604)    
Accumulated other comprehensive loss (4,246) (4,392)    
Accumulated deficit and statutory reserve (591,790) (557,913)    
Total shareholders' equity 34,232 56,893    
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY 34,636 57,320    
Class A ordinary shares        
Shareholders' equity:        
Ordinary shares 90 78    
Class A ordinary shares | Parent Company        
Shareholders' equity:        
Ordinary shares 90 78    
Class B ordinary shares        
Shareholders' equity:        
Ordinary shares 0 0    
Class A preference shares        
Shareholders' equity:        
Preference shares    
Class A II preference shares        
Shareholders' equity:        
Preference shares