Lease (Tables)

12 Months Ended

Dec. 31, 2024

Lessee Disclosure [Abstract]

Schedule of balances reported in the consolidated balance sheets related to the Group's leases

The following table presents balances reported in the consolidated balance sheets related to the Group’s leases:

	For the years ended December 31,
	2023		2024
	US$		US$
Operating lease right-of-use assets		9,067,885		10,880,673
Operating lease liabilities		8,911,017		10,056,251

Schedule of operating lease expenses and short-term lease expenses

The following table presents operating lease expenses and short-term lease expenses reported in the consolidated statements of comprehensive income (loss) related to the Group’s leases:

	For the years ended December 31,
	2023		2024
	US$		US$
Operating lease expenses		5,681,600		5,168,034
Short-term lease expenses		655,847		520,775

Summary of supplemental information related to operating leases

A summary of supplemental information related to operating leases is as follows:

	For the years ended December 31,
	2023		2024
	US$		US$
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows used in operating leases		6,357,265		6,319,923
Non-cash right-of-use assets in exchange for new lease obligations:
Operating leases		1,021,178		6,748,032
Weighted average remaining lease term:
Operating leases	4 years		4 years
Weighted average discount rate:
Operating leases	5.3%		4.8%

18.Lease (Continued)

Operating leases (Continued)

Summary of maturity analysis of the annual undiscounted cash flows

The following is a maturity analysis of the annual undiscounted cash flows for the annual periods ended December 31:

	2024
	US$
Years ending December 31:
2025		4,576,442
2026		3,958,840
2027		1,896,985
2028		325,244
2029 and after		—
Total undiscounted operating lease payments		10,757,511
Less: imputed interest		(701,260	)
Present value of operating lease liabilities		10,056,251