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General and Administrative Expenses (Tables) | 12 Months Ended
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Dec. 31, 2020
Selling, General and Administrative Expense [Abstract] |
Schedule of general and administrative expenses |
|  | Year ended December 31, |
|  | 2020 |  |  | 2019 |  |  | 2018 |
Salaries and social welfare |  | $ | 787,700 |  |  | $ | 1,358,629 |  |  | $ | 1,068,643 |
Service fee |  |  | 1,469,810 |  |  |  | 750,734 |  |  |  | 1,493,403 |
Office expense |  |  | 79,733 |  |  |  | 268,555 |  |  |  | 391,850 |
Research & Development |  |  | - |  |  |  | - |  |  |  | 301,713 |
Depreciation &Amortization |  |  | 83,531 |  |  |  | 138,811 |  |  |  | 79,177 |
Stock compensation |  |  | - |  |  |  | 69,176 |  |  |  | 247,134 |
Entertainment fee |  |  | 3,348 |  |  |  | 4,176 |  |  |  | 22,593 |
Travel Expense |  |  | 57,237 |  |  |  | 1,056 |  |  |  | 17,902 |
Others |  |  | 842 |  |  |  | 2,671 |  |  |  | 53,050 |
Total General and administrative expenses |  | $ | 2,482,201 |  |  | $ | 2,593,808 |  |  | $ | 3,675,465 |

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- References No definition available. + Details
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