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Revenue (Tables) | 12 Months Ended
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Dec. 31, 2025
Revenue |
Schedule of revenues | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31,
​ | ​ ​ ​ | 2023 | ​ ​ ​ | 2024 | ​ ​ ​ | 2025
Vehicle sales |  | 49,257,270 | ​ | 58,234,086 | ​ | 76,883,876
Parts, accessories and after-sales vehicle services | ​ | 2,337,490 | ​ | 3,324,321 | ​ | 4,174,135
Provision of power solution | ​ | 1,666,346 | ​ | 2,100,553 | ​ | 2,464,441
Others |  | 2,356,827 | ​ | 2,072,599 | ​ | 3,965,058
Total |  | 55,617,933 | ​ | 65,731,559 | ​ | 87,487,510

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-5 + Details
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