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CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Parenthetical) ¥ in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2025 CNY (¥) | Dec. 31, 2025 USD ($) | Dec. 31, 2024 CNY (¥) | Dec. 31, 2023 CNY (¥)
Interest expense | ¥ 152,326 | $ 21,782 | ¥ 193,199 | ¥ 165,669
Interest income | 9,684 | 1,385 | 13,982 | 10,832
Foreign currency translation, net of tax | 0 |  | 0 | 0
Related party |  |  |  |
Interest expense | 8,445 | 1,208 | 18,988 | 14,308
Interest income | ¥ 7,158 | $ 1,024 | ¥ 7,359 | ¥ 6,813

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