GOODWILL

12 Months Ended

Dec. 31, 2021

Goodwill And Intangible Assets Disclosure [Abstract]

GOODWILL

5. GOODWILL

The changes in the carrying amount of goodwill for the years ended December 31, 2020 and 2021 are as follows:

	For the years ended,
	2020		2021
	US$		US$
Balance at the beginning of year		2,421,403		2,421,403
Increase in goodwill related to acquisitions during the year (Note 2)	—			71,265
Impairment loss	—		—
Balance at the end of year		2,421,403		2,492,668

As of December 31, 2020 and 2021, there had not been any accumulated goodwill impairment provided.