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PROPERTY, EQUIPMENT AND SOFTWARE, NET (Tables)

12 Months Ended

Dec. 31, 2022

PROPERTY, EQUIPMENT AND SOFTWARE, NET

Summary of property, equipment and software

​

​	​	​	​	​
​	​	As of December 31,
​		2021		2022
​	​	US$	​	US$
Machinery and laboratory equipment	​	5,252,399		5,293,386
Leasehold improvements	​	1,152,743		1,055,271
Electronic equipment	​	1,863,956		1,863,963
Furniture and tools	​	81,467		29,684
Vehicles	​	87,680		80,266
Software	​	371,636		369,698
Total property, equipment and software	​	8,809,881		8,692,268
Less: accumulated depreciation and amortization	​	(5,322,264)		(5,909,305)
Net book value	​	3,487,617		2,782,963

​

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- References

No definition available.

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- Definition

Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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