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v3.20.4

Short-term Loan (Details) - USD ($) |  | 1 Months Ended |
--- | --- | --- | ---
Apr. 14, 2020 | Feb. 18, 2020 | Dec. 31, 2020
Maturity date | Apr. 13, 2022 |  |
Accrued interest expense |  |  | $ 1,302
Unsecured Loan Agreement [Member] |  |  |
Unsecured loan amount |  | $ 100,000 |
Maturity date |  | Aug. 17, 2020 |
Interest rate |  | 1.50% |

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