SHORT-TERM INVESTMENT (Details) ¥ in Thousands, $ in Thousands	Dec. 31, 2020 USD ($)	Dec. 31, 2020 CNY (¥)	Dec. 31, 2019 CNY (¥)
SHORT-TERM INVESTMENT
Wealth management products		¥ 470,000	¥ 242,567
Time deposits		300,000	714,803
Total	$ 118,008	¥ 770,000	¥ 957,370

Amount of investments including trading securities, available-for-sale securities, held-to-maturity securities, and short-term investments classified as other and current.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
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