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Trade and Other Payables - Summary of Other Non-current Payables (Detail)
¥ in Thousands, $ in Thousands
Dec. 31, 2020
CNY (¥)
Dec. 31, 2020
USD ($)
Dec. 31, 2019
CNY (¥)
Trade and other non-current payables [abstract]      
Other payables (Note 31, Note 34) ¥ 191,563 $ 29,602 ¥ 176,302