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CONSOLIDATED BALANCE SHEETS (Parenthetical)
¥ in Thousands, $ in Thousands
Dec. 31, 2022
CNY (¥)
shares
Dec. 31, 2022
USD ($)
$ / shares
shares
Dec. 31, 2021
CNY (¥)
shares
Accounts receivable, net of allowances ¥ 5,142 $ 746 ¥ 37,690
Short Term Loan 5,000 725 150,000
Accounts payable 18,169 2,634 18,292
Deferred revenue and customer deposits 88,478 12,828 80,405
Current Operating lease liabilities 18,133 2,629 0
Accrued liabilities and other current liabilities 75,333 10,922 85,305
Amount due to related parties 0 0 54
Deferred revenue 3,585 520 3,845
Non Current operating lease liabilities 6,959 1,009 0
Other non-current liabilities 4,058 588 2,607
Deferred tax liabilities ¥ 22,131 $ 3,207 ¥ 11,585
Class A Common Shares      
Common shares, par value per share | $ / shares   $ 0.0001  
Common shares, shares authorized 4,920,000,000 4,920,000,000 4,920,000,000
Common shares, shares issued 62,731,971 62,731,971 62,036,273
Common shares, shares outstanding 62,731,971 62,731,971 62,036,273
Treasury stock, common, shares 182,313 182,313 0
Class B Common Shares      
Common shares, par value per share | $ / shares   $ 0.0001  
Common shares, shares authorized 30,000,000 30,000,000 30,000,000
Common shares, shares issued 17,000,189 17,000,189 17,000,189
Common shares, shares outstanding 17,000,189 17,000,189 17,000,189
VIE      
Short Term Loan ¥ 5,000 $ 725 ¥ 0
Accounts payable 15,325 2,222 17,529
Deferred revenue and customer deposits 132,195 19,166 115,900
Current Operating lease liabilities 16,491 2,391 0
Accrued liabilities and other current liabilities 73,779 10,697 64,527
Amount due to related parties 0 0 54
Deferred revenue 3,585 520 569
Non Current operating lease liabilities 5,546 804 0
Other non-current liabilities 2,076 301 560
Deferred tax liabilities ¥ 4,824 $ 699 ¥ 0