ACCUMULATED OTHER COMPREHENSIVE INCOME (Tables)

12 Months Ended

Dec. 31, 2019

ACCUMULATED OTHER COMPREHENSIVE INCOME

Changes in Accumulated Other Comprehensive Income by Component, Net of Tax of Nil

	Foreign currency
	translation
	RMB
Balance as of January 1, 2017	118,290
Current year other comprehensive income	(120,963)
Balance as of December 31, 2017	(2,673)
Current year other comprehensive loss	88,652
Balance as of December 31, 2018	85,979
Current year other comprehensive income	(8,075)
Balance as of December 31, 2019	77,904
Balance as of December 31, 2019, in US$	11,190