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Other Income and Expenses Recognized in Statement of Profit and Loss - Summary of Sales Related Shipping and Handling Expenses Not Separately Billed to Customers (Detail) ¥ in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2020 CNY (¥) | Dec. 31, 2020 USD ($) | Dec. 31, 2019 CNY (¥) | Dec. 31, 2018 CNY (¥)
Selling general and administrative expenses [member] |  |  |  |
Disclosure of income statement [line items] |  |  |  |
Selling, general and administrative expenses | ¥ 237,683 | $ 36,729 | ¥ 221,255 | ¥ 211,971

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- Definition Shipping and handling costs. + References No definition available. + Details
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- Details
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