XML 36 R9.htm IDEA: XBRL DOCUMENT v3.21.2
Accounts Receivable, Net
 12 Months Ended
Dec. 31, 2020
Credit Loss, Additional Improvements [Abstract]  
Accounts receivable, net

Note 3 – Accounts receivable, net


Accounts receivable, net consist of the following:


   December 31,
2020		   December 31,
2019		 
Accounts receivable  $5,561,392   $11,006,358 
Allowance for doubtful accounts   (217,676)   (122,056)
Total accounts receivable, net  $5,343,716   $10,884,302 

Approximately 93.0% of accounts receivable as of December 31, 2020 were collected by the date of this annual report.


Movements of allowance for doubtful accounts are as follows:


   December 31,
2020		   December 31,
2019		   December 31,
2018		 
Beginning balance  $122,056   $89,069   $29,518 
Provision   82,647    34,356    63,601 
Write off        -    - 
Exchange rate effect   12,973    (1,369)   (4,050)
Ending balance  $217,676   $122,056   $89,069