XML 79 R61.htm IDEA: XBRL DOCUMENT v3.23.1
Accounts receivable, net - Schedule of Accounts Receivable (Details)
¥ in Thousands, $ in Thousands
Dec. 31, 2022
CNY (¥)
Dec. 31, 2022
USD ($)
Dec. 31, 2021
CNY (¥)
Receivables [Abstract]      
Accounts receivable ¥ 34,869 $ 5,056 ¥ 81,550
Less: allowance for doubtful accounts (5,142) (746) (37,690)
Total accounts receivable, net ¥ 29,727 $ 4,310 ¥ 43,860