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v3.21.2

Property and Equipment, net | 6 Months Ended
--- | ---
Jun. 30, 2021
Property and equipment, net |
Property and equipment, net | 8. Property and equipment, net Property and equipment consist of the following:
|  | As of |
|  | June 30, 2021 |  |  | December 31, 2020 |
|  | $ |  |  | $ |
Office equipment |  |  | 444 |  |  |  | 430 |
Electronic equipment |  |  | 3,269 |  |  |  | 2,646 |
Vehicle |  |  | 218 |  |  |  | 143 |
Laboratory equipment |  |  | 13,384 |  |  |  | 11,933 |
Manufacturing equipment |  |  | 12,838 |  |  |  | 12,198 |
Leasehold improvements |  |  | 9,889 |  |  |  | 9,641 |
Construction in progress |  |  | 4,699 |  |  |  | 2,423 |
|  |  | 44,741 |  |  |  | 39,414 |
Less: accumulated depreciation |  |  | (13,099 | ) |  |  | (10,252 | )
Property and equipment, net |  |  | 31,642 |  |  |  | 29,162 |
Depreciation expenses for the three and six months ended June 30, 2021 were $1,407 and $2,747, respectively. Depreciation expenses for the three and six months ended June 30, 2020 were $968 and $1,974, 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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