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Deferred Revenue/Income (Tables) | 12 Months Ended
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Dec. 31, 2022
Deferred Revenue/Income |
Schedule of reconciliation in the current reporting period related to carried-forward deferred revenue/income | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31,
​ |  | 2020 |  | 2021 |  | 2022
Deferred revenue/income–beginning of year |  | 485,087 | ​ | 1,061,254 | ​ | 2,197,766
Additions |  | 1,013,397 | ​ | 1,934,086 | ​ | 2,483,462
Recognition |  | (432,069) | ​ | (795,878) | ​ | (1,124,186)
Effects on foreign exchange adjustment | ​ | (5,161) | ​ | (1,696) | ​ | 4,848
Deferred revenue/income–end of year |  | 1,061,254 | ​ | 2,197,766 | ​ | 3,561,890
​

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- References No definition available. + Details
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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130551-203045 + Details
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