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Other Income (expenses), Net | 9 Months Ended
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Sep. 30, 2020
Other Income and Expenses [Abstract] |
Other Income (expenses), Net | 17. Other Income, Net The following table summarizes other income and expenses, recognized for the nine months ended September 30, 2019 and 2020:
|  | Nine Months Ended September 30, |
|  | 2019 |  |  | 2020 |
|  | RMB |  |  | RMB |  |  | US$ (Note 2.5) |
Fair value change of short-term investments |  |  | 332 |  |  |  | 2,557 |  |  |  | 377 |
Income of incentive payment from depository bank (Note 9) |  |  | — |  |  |  | 1,731 |  |  |  | 255 |
Net foreign exchange gains |  |  | 1,489 |  |  |  | (1,760 | ) |  |  | (260 | )
Subsidy income (Note (i)) |  |  | 180 |  |  |  | 10,658 |  |  |  | 1,570 |
Fair value change of other financial assets |  |  | (145 | ) |  |  | — |  |  |  | — |
Gains on deconsolidation of a subsidiary (Note 7) |  |  | — |  |  |  | 407,598 |  |  |  | 60,033 |
Others |  |  | (98 | ) |  |  | 116 |  |  |  | 17 |
|  |  | 1,758 |  |  |  | 420,900 |  |  |  | 61,992 |
Note: (i) For the nine months ended September 30, 2020, subsidy income consists primarily of the government grant of RMB10 million. The government grant was granted by the project management office of Shanghai Zhangjiang Science City to support the research and development activities in the local region.

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- Definition The entire disclosure for other income or other expense items (both operating and nonoperating). Sources of nonoperating income or nonoperating expense that may be disclosed, include amounts earned from dividends, interest on securities, profits (losses) on securities, net and miscellaneous other income or income deductions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 720 -URI http://asc.fasb.org/topic&trid=2122503 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 610 -URI http://asc.fasb.org/topic&trid=49130413 + Details
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