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SHORT-TERM INVESTMENT - Additional Information (Detail) ¥ in Thousands, $ in Thousands | Dec. 31, 2019 CNY (¥) | Dec. 31, 2019 USD ($) | Jul. 15, 2019 USD ($)
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Short-term investments | ¥ 69,618 | $ 10,000 |
Cornerstone Management, Inc |  |  |
Short-term investments |  |  | $ 10,000
Interest rate on investments |  |  | 8.00%

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