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Bank Loans (Tables)
12 Months Ended
Dec. 31, 2020
Debt Disclosure [Abstract]  
Schedule of Short-Term Bank Debt
    December 31, 2020     December 31, 2019  
Secured short-term loans   $ 6,210,176     $ 6,584,664  
Total short-term bank loans   $ 6,210,176     $ 6,584,664
Schedule of Secured Short-Term Bank Debt

Detailed information of secured short-term loan balances as of December 31, 2020 and 2019 were as follows:

 

    December 31, 2020     December 31, 2019  
Collateralized by office buildings of IST and guaranteed by Mr. Lin and Biznest   $ 3,976,960     $ 4,017,664  
Guaranteed by IST and Mr. Lin and Collateralized by the real property of ISIOT and equity investment of ISTIL     2,019,072       1,985,874  
Guaranteed by IST and guaranteed by Mr. Lin and guaranteed by DU YONG     -       258,278  
Guaranteed by a $ 0.2 million restricted bank time deposit     214,144          
Guaranteed by High-tech Investment Company(i) and Mr. Lin     -       322,848  
Total   $ 6,210,176     $ 6,584,664  

 

(i) High-tech Investment Company is an unrelated third party.