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Summary of Significant Accounting Policies - Foreign Currency Translation and Transaction (Details) | 12 Months Ended |  |
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Dec. 31, 2023 ¥ / $ | Dec. 31, 2023 $ / $ ¥ / $ | Dec. 31, 2023 € / $ ¥ / $ | Dec. 31, 2022 ¥ / $ | Dec. 31, 2022 $ / $ ¥ / $ | Dec. 31, 2022 ¥ / $ € / $ | Dec. 31, 2023 $ / $ | Dec. 31, 2023 € / $ | Dec. 31, 2022 $ / $ | Dec. 31, 2022 € / $
Multiple Foreign Currency Exchange Rates [Abstract] |  |  |  |  |  |  |  |  |  |
Exchange rate on the balance sheet date | 7.1006 | 7.1006 | 7.1006 | 6.9653 | 6.9653 | 6.9653 | 1.3246 | 0.9059 | 1.3541 | 0.9338
Average exchange rate | 7.0945 | 1.3541 | 0.9527 | 6.7164 | 1.2945 | 0.9474 |  |  |  |

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