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10. Business Concentration and Risks (Details Narrative)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
One Customer [Member] | Accounts Receivable [Member]    
Concentration risk percentage 0.00% 18.00%
One Customer [Member] | Sales Revenue Net [Member]    
Concentration risk percentage 65.00% 46.00%
One Vendor [Member] | Accounts Payable [Member]    
Concentration risk percentage 0.00% 21.00%
One Vendor [Member] | Purchases [Member]    
Concentration risk percentage 65.00% 46.00%