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OTHER RECEIVABLES, NET (Tables) | 12 Months Ended
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Dec. 31, 2020
Notes to Financial Statements |
Schedule of other receivables | Other receivables consist of the following:
|  | December 31, |  |  | December 31, |
|  | 2020 |  |  | 2019 |
Deposit for business acquisitions |  | $ | 13,177,023 |  |  | $ | 12,324,583 |
Deposit for set-up of research center |  |  | 91,955 |  |  |  | 86,007 |
Others |  |  | 1,114,182 |  |  |  | 814,615 |
Allowance for doubtful accounts |  |  | (32,937 | ) |  |  | (42,676 | )
Total other receivables, net |  | $ | 14,350,223 |  |  | $ | 13,182,529 |
Movements of allowance for doubtful accounts |
Movements of allowance for doubtful accounts are as follows:
Beginning balance |  | $ | 42,676 |  |  | $ | 29,571
(Write-off)/Addition |  |  | (12,691 | ) |  |  | 13,680
Exchange rate effect |  |  | 2,952 |  |  |  | (575
Ending balance |  | $ | 32,937 |  |  | $ | 42,676

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