CONVERTIBLE BOND PAYABLE (Tables)

6 Months Ended

Jun. 30, 2024

Debt Disclosure [Abstract]

Summary of Convertible Bonds Payable

	As of December 31,		As of June 30,
	2023		2024
	US$		US$
2021 Series A1 Note US$ 44,000,000 1.00% due to 2026		42,957,209		43,686,243
2021 Series A2 Note US$ 21,000,000 1.00% due to 2026		21,543,492		21,650,326
2021 Series B Note US$ 90,000,000 1.00% due to 2026		92,386,990		92,845,137
		156,887,691		158,181,706