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Property And Equipment, Net | 12 Months Ended
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Dec. 31, 2024
Property, Plant and Equipment [Abstract] |
Property And Equipment, Net |
8 | PROPERTY AND EQUIPMENT, NET
Property and equipment consist of the following:
|  | As of December 31, |
|  | 2023 |  |  | 2024 |
|  | RMB |  |  | RMB |  |  | US$ |
Machinery and laboratory equipment |  |  | 275,209 |  |  |  | 272,231 |  |  |  | 37,295 |
Vehicles |  |  | 2,229 |  |  |  | 1,572 |  |  |  | 215 |
Furniture and tools |  |  | 18,192 |  |  |  | 14,660 |  |  |  | 2,008 |
Electronic equipment |  |  | 52,442 |  |  |  | 52,203 |  |  |  | 7,152 |
Leasehold improvements |  |  | 187,390 |  |  |  | 187,225 |  |  |  | 25,650 |
Construction in progress |  |  | 548 |  |  |  | 634 |  |  |  | 87 |
|  |  | 536,010 |  |  |  | 528,525 |  |  |  | 72,407 |
Accumulated depreciation |  |  | (404,098 | ) |  |  | (448,194 | ) |  |  | (61,401 | )
Accumulated impairment |  |  | — |  |  |  | (33,179 | ) |  |  | (4,546 | )
|  |  | 131,912 |  |  |  | 47,152 |  |  |  | 6,460 |
Depreciation expenses recognized for the years ended December 31, 2022, 2023 and 2024 were RMB120,747, RMB131,452 and RMB51,387 (US$7,040), 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://fasb.org/us-gaap/role/ref/legacyRef -Topic 360 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/360/tableOfContent Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 6 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477798/958-360-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477798/958-360-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 7 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477798/958-360-50-7 + Details
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