Revenue Information

12 Months Ended

Dec. 31, 2025

Revenue from Contract with Customer [Abstract]

19.

REVENUE INFORMATION

Revenues consisted of the following:


	For the Years Ended December 31,
	2023		2024		2025
	US$		US$		US$
Product revenues		38,052,093		41,506,620		24,025,873
Service revenues		459,559		697,040		1,074,519
Total revenues		38,511,652		42,203,660		25,100,392

The following summarizes the Group’s revenues from the following geographic areas (based on the locations of customers):


	For the Years Ended December 31,
	2023		2024		2025
	US$		US$		US$
Europe		30,211,836		19,411,490		12,500,580
PRC		4,750,919		6,067,038		3,693,378
Others*		3,548,897		16,725,132		8,906,434
Total revenues		38,511,652		42,203,660		25,100,392

*Others for the year ended December 31, 2024, primarily consisted of revenue of US$5,869,229 from customer in North America, US$8,736,141 from customer in South America, and US$2,119,762 from customers in various other unspecified countries. Others for the year ended December 31, 2025, primarily consisted of revenue of US$6,653,386 from customer in North America, US$1,757,641 from customer in South America, and US$495,407 from customers in various other unspecified countries.

The Group has elected the practical expedient in ASC 606-10-50-14(a) not to disclose the information about remaining performance obligations which are part of contracts that have an original expected duration of one year or less.

- Definition

The entire disclosure of revenue from contract with customer to transfer good or service and to transfer nonfinancial asset. Includes, but is not limited to, disaggregation of revenue, credit loss recognized from contract with customer, judgment and change in judgment related to contract with customer, and asset recognized from cost incurred to obtain or fulfill contract with customer. Excludes insurance and lease contracts.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479806/606-10-50-7

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479806/606-10-50-9

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479806/606-10-50-10

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
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-Paragraph 15
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479806/606-10-50-15

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
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-Section 50
-Paragraph 12
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479806/606-10-50-12

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
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-URI https://asc.fasb.org/1943274/2147479806/606-10-50-12

Reference 7: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
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-Name Accounting Standards Codification
-Section 50
-Paragraph 12
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-URI https://asc.fasb.org/1943274/2147479806/606-10-50-12

Reference 8: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
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-URI https://asc.fasb.org/1943274/2147479806/606-10-50-12

Reference 9: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
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-Name Accounting Standards Codification
-Section 50
-Paragraph 12
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479806/606-10-50-12

Reference 10: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (b)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479806/606-10-50-13

Reference 11: http://www.xbrl.org/2003/role/disclosureRef
-Name Accounting Standards Codification
-Topic 606
-Publisher FASB
-URI https://asc.fasb.org/606/tableOfContent

+ Details