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v3.20.4

Property, Equipment and Software | 9 Months Ended
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Sep. 30, 2020
Property, Plant and Equipment [Abstract] |
Property, Equipment and Software | 4. Property, Equipment and Software Property, equipment and software consist of the following:
|  | As of December 31, |  |  | As of September 30, |
|  | 2019 |  |  | 2020 |
|  | RMB |  |  | RMB |  |  | US$ (Note 2.5) |
Cost |  |  |  |  |  |  |  |  |  |  |  |
Laboratory equipment |  |  | 24,265 |  |  |  | 27,336 |  |  |  | 4,026 |
Leasehold improvement |  |  | 11,856 |  |  |  | 12,605 |  |  |  | 1,857 |
Software |  |  | 10,220 |  |  |  | 10,201 |  |  |  | 1,502 |
Office furniture and equipment |  |  | 1,526 |  |  |  | 1,526 |  |  |  | 225 |
Total property, equipment and software |  |  | 47,867 |  |  |  | 51,668 |  |  |  | 7,610 |
Less: accumulated depreciation and amortization |  |  | (18,221 | ) |  |  | (25,935 | ) |  |  | (3,820 | )
Net book value |  |  | 29,646 |  |  |  | 25,733 |  |  |  | 3,790 |
Construction in progress |  |  | 423 |  |  |  | 1,325 |  |  |  | 195 |
Total net book value of property, equipment and software |  |  | 30,069 |  |  |  | 27,058 |  |  |  | 3,985 |
The total amounts charged to the interim condensed consolidated statements of comprehensive loss for depreciation and amortization expenses amounted to approximately RMB6.8 million and RMB7.7 million for the nine months ended September 30, 2019 and 2020, respectively.

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=120429125&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916 + Details
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