XML 95 R81.htm IDEA: XBRL DOCUMENT v3.19.1
ACCOUNTS RECEIVABLE (Schedule of Accounts Receivable) (Details)
¥ in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2018
CNY (¥)
Dec. 31, 2018
USD ($)
Dec. 31, 2017
CNY (¥)
Dec. 31, 2016
CNY (¥)
Dec. 31, 2018
USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]          
Accounts receivable ¥ 90,453   ¥ 144,921   $ 13,155
Allowance for doubtful accounts (3,585)   (12,969)   (521)
Accounts receivable, net 86,868   131,952   $ 12,634
The movement in the allowance for doubtful accounts were as follows:          
Balance at the beginning of the year 12,969 $ 1,886 57 ¥ 1,781  
Provisions for the year 1,303 189 14,840 1,066  
Reversal of provisions from prior periods due to subsequent cash collection during the year (709) (103) 0 0  
Amounts written off during the year (9,989) (1,453) (1,928) (2,790)  
Foreign exchange gain or loss 11 2 0 0  
Balance at the end of the year ¥ 3,585 $ 521 ¥ 12,969 ¥ 57