Revenue Information (Tables)

12 Months Ended

Dec. 31, 2025

Revenue from Contract with Customer [Abstract]

Summary of Revenue

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.