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Note 23 - Share-based Compensation Expenses (Tables)
12 Months Ended
Dec. 31, 2022
Notes Tables  
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]
  

Year Ended December 31,

 
  

2022

  

2021

 
  

US$(000)

  

US$(000)

 
         

Sales and marketing expenses

  -   - 

General and administrative expenses

  186   7,028 

Research and development expenses

  -   - 

Total

  186   7,028