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Note 5 - Prepayments and Deposit to Suppliers (Tables)
6 Months Ended
Jun. 30, 2021
Notes Tables  
Schedule of Prepayments and Deposit to Suppliers [Table Text Block]
   

June 30,

2021

   

December 31,

2020

 
   

US$(000)

   

US$(000)

 
   

(Unaudited)

         
                 

Deposits to advertising resources providers

    619       307  

Prepayments to advertising resources providers

    4,390       3,696  

Deposit and prepayment for other investing contracts

    2,500       -  

Other deposits and prepayments

    526       654  
      8,035       4,657