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Related Party Balances and Transactions - Purchase of raw material or property, plant and equipment (Details) - CNY (¥) ¥ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Related Party Balances and Transactions |  |  |
Purchase of raw material or property, plant and equipment | ¥ 1,066,832 | ¥ 1,157,727 | ¥ 137,586
Kunshan Siwopu Intelligent Equipment Co., Ltd. |  |  |
Related Party Balances and Transactions |  |  |
Purchase of raw material or property, plant and equipment | 728,096 | 876,510 | 22,797
Nanjing Weibang Transmission Technology Co., Ltd. |  |  |
Related Party Balances and Transactions |  |  |
Purchase of raw material or property, plant and equipment | 248,604 | 213,867 | 114,329
Xunjie Energy (Wuhan) Co., Ltd. |  |  |
Related Party Balances and Transactions |  |  |
Purchase of raw material or property, plant and equipment | ¥ 90,132 | ¥ 67,350 | ¥ 460

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- Definition Purchases during the period (excluding transactions that are eliminated in consolidated or combined financial statements) with related party. + References No definition available. + Details
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