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Property and Equipment, net - Schedule of Property and Equipment (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Property Plant And Equipment |  |
Property and equipment, gross | $ 51,592 | $ 39,414
Less: accumulated depreciation | (14,505) | (10,252)
Property and equipment, net | 37,087 | 29,162
Office Equipment |  |
Property Plant And Equipment |  |
Property and equipment, gross | 802 | 430
Electronic Equipment |  |
Property Plant And Equipment |  |
Property and equipment, gross | 3,771 | 2,646
Vehicle |  |
Property Plant And Equipment |  |
Property and equipment, gross | 217 | 143
Laboratory Equipment |  |
Property Plant And Equipment |  |
Property and equipment, gross | 15,274 | 11,933
Manufacturing Equipment |  |
Property Plant And Equipment |  |
Property and equipment, gross | 13,313 | 12,198
Leasehold Improvements |  |
Property Plant And Equipment |  |
Property and equipment, gross | 9,909 | 9,641
Construction in Progress |  |
Property Plant And Equipment |  |
Property and equipment, gross | $ 8,306 | $ 2,423

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