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Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2022
Significant Of Accounting Policies [Line Items] |
Schedule of Cash and Cash Equivalents are Deposited in Financial Institutions | The Group’s cash and cash equivalents are deposited in financial institutions at below locations:
|  | As of December 31, |
|  | 2021 |  |  | 2022 |
|  | US$ |  |  | US$ |
Financial institutions in the mainland PRC |  |  |  |  |  |
—Denominated in Chinese Renminbi (“RMB”) |  |  | 7,134,552 |  |  |  | 13,639,079 |
—Denominated in USD |  |  | 8,073,604 |  |  |  | 10,013,699 |
Total cash balances held at mainland PRC financial institutions |  |  | 15,208,156 |  |  |  | 23,652,778 |
Financial institutions in Hong Kong Special Administrative Region (“HK S.A.R.”) |  |  |  |  |  |
—Denominated in USD |  |  | 80,904,898 |  |  |  | 105,481,683 |
—Denominated in Hong Kong Dollar (“HKD”) |  |  | — |  |  |  | 158,251 |
—Denominated in RMB |  |  | — |  |  |  | 8,896 |
Total cash and cash equivalents balances held at the HK S.A.R. financial institutions |  |  | 80,904,898 |  |  |  | 105,648,830 |
Financial institutions in UAE |  |  |  |  |  |
—Denominated in United Arab Emirates Dirham (“AED”) |  |  | 23,763,838 |  |  |  | 6,858,066 |
—Denominated in USD |  |  | 164,143,913 |  |  |  | 237,038,304 |
Total cash and cash equivalents balances held at the UAE financial institutions |  |  | 187,907,751 |  |  |  | 243,896,370 |
Financial institutions in United States |  |  |  |  |  |
—Denominated in USD |  |  | 10,176,282 |  |  |  | 465,475 |
Total cash balances held at the United States financial institutions |  |  | 10,176,282 |  |  |  | 465,475 |
Financial institutions in Singapore |  |  |  |  |  |
—Denominated in USD |  |  | 57,288,515 |  |  |  | 13,359,499 |
—Denominated in Singapore Dollar (“SGD”) |  |  | — |  |  |  | 233,885 |
Total cash balances held at the Singapore financial institutions |  |  | 57,288,515 |  |  |  | 13,593,384 |
Financial institutions in United Kingdom |  |  |  |  |  |
—Denominated in USD |  |  | — |  |  |  | 20,000,000 |
Total cash equivalents balances held at the United Kingdom financial institutions |  |  | — |  |  |  | 20,000,000 |
Total cash and cash equivalents balances held at financial institutions |  |  | 351,485,602 |  |  |  | 407,256,837 |
Schedule of Useful Life of Property Plant and Equipment | Property and equipment are stated at cost less depreciation and any impairment. Property and equipment are depreciated using the straight-line method over the estimated useful lives of the assets, as follows:
Category |  | Estimated Useful Life
Electronic equipment |  | 3 years
Vehicle |  | 4 years
Office furniture |  | 3-5 years
Leasehold improvements |  | Shorter of the lease term or the estimated useful life of the assets
Summary of Intangible Assets Amortized using Straight Line Method over Estimated Useful Lives | Intangible asset is amortized using the straight-line method over the estimated useful lives of the asset, as follows:
Category |  | Estimated Useful Life
Domain names |  | 3-5 years
Trademarks |  | 10 years
Summary of Company's Assets Measured at Fair Value on Reccurring Basis | The following table sets forth the Company’s assets that are measured at fair value on a recurring basis and are categorized under the fair value hierarchy:
|  | Fair value measurement as of December 31, 2021 using |  |  |
|  | Level 1 |  | Level 2 |  | Level 3 |  | Total fair value as of December 31, 2021 |
|  | US$ |  | US$ |  | US$ |  | US$ |
Assets |  |  |  |  |  |  |  |  |
Short-term investments |  |  | — |  |  | 2,906,344 |  |  | — |  |  | 2,906,344 |
|  | Fair value measurement as of December 31, 2022 using |  |  |
|  | Level 1 |  | Level 2 |  | Level 3 |  | Total fair value as of December 31, 2022 |
|  | US$ |  | US$ |  | US$ |  | US$ |
Assets |  |  |  |  |  |  |  |  |
Short-term investments |  |  | 2,963,052 |  |  | 22,825,252 |  |  | — |  |  | 25,788,304 |
Schedules of Concentration of Risk by Risk Factor | The Group’s cost of revenues mainly included commission fees paid to third party payment platforms, among which two third party payment platforms individually represent greater than 10% of the Group’s cost of revenues excluding payroll and welfare and depreciation for the years ended December 31, 2020, 2021 and 2022 are as follows:
|  | For the Year Ended December 31, |
|  | 2020 |  |  | 2021 |  |  | 2022 |
A |  |  | 60 | % |  |  | 52 | % |  |  | 41 | %
B |  |  | 19 | % |  |  | 25 | % |  |  | 20 | %
Summary of Geographic Information for Long-lived Assets | The geographic information for long-lived assets of the Group’s for the years ended December 31, 2021 and 2022 are as follows:
|  | As of December 31, |
|  | 2021 |  |  | 2022 |
|  | US$ |  |  | US$ |
Domestic component |  |  |  |  |  |
UAE |  |  | 160,233 |  |  |  | 995,692 |
Foreign components |  |  |  |  |  |
Mainland PRC |  |  | 2,530,193 |  |  |  | 18,630,833 |
Cayman Islands |  |  | — |  |  |  | 1,180,000 |
Total long-lived assets |  |  | 2,690,426 |  |  |  | 20,806,525 |

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