v3.25.2
Consolidated Balance Sheets (Parenthetical) - $ / shares
Jun. 30, 2025
Dec. 31, 2024
Ordinary shares, par value (in dollars per share) $ 0.0012 $ 0.0012
Ordinary shares, authorized 40,000,000 40,000,000
Ordinary shares, issued 31,164,004 31,164,004
Ordinary shares, outstanding 31,164,004 31,164,004
Series A-1    
Preferred shares, par value (in dollars per share) $ 1,000 $ 1,000
Preferred shares, authorized 1,853,444 1,853,444
Preferred shares, issued 0 0
Preferred shares, outstanding 0 0
Series A-3    
Preferred shares, par value (in dollars per share) $ 1,000 $ 1,000
Preferred shares, authorized 999,977 999,990
Preferred shares, issued 0 0
Preferred shares, outstanding 0 0
Series A-4    
Preferred shares, par value (in dollars per share) $ 1,000 $ 1,000
Preferred shares, authorized 2,000,000 2,000,000
Preferred shares, issued 0 0
Preferred shares, outstanding 0 0
Series A-5    
Preferred shares, par value (in dollars per share) $ 1,000 $ 1,000
Preferred shares, authorized 1,000,000 1,000,000
Preferred shares, issued 0 0
Preferred shares, outstanding 0 0