XML 49 R39.htm IDEA: XBRL DOCUMENT v3.21.2
Note 8 - Long-term Investments (Tables)
9 Months Ended
Sep. 30, 2021
Notes Tables  
Other Investments Not Readily Marketable [Table Text Block]
  

Amount

 
  

US$(000)

 
     

Balance as of January 1, 2021

  67 

Cash investments during the year

  1,882 

Disposed during the year

  (38)

Balance as of September 30, 2021 (Unaudited)

  1,911