7. ACCOUNTS AND OTHER PAYABLE AND ACCRUED EXPENSE (Tables)

3 Months Ended

Mar. 31, 2021

Payables and Accruals [Abstract]

Accounts and other payable and accrued expenses

	March 31,		December 31,
	2021		2020
Accounts payable	$	1,040,950	$	479,958
Salary payable		318,291		320,549
Social security insurance contribution payable		101,446		49,167
Other payable-related party (see Note 8)		23,738		95,616
Deposit on subscription of a subsidiary’s share		152,180		153,260
Accrued expense-construction		6,296,071		3,537,644
Accrued expense-others		617,213		445,507
Total	$	8,549,889	$	5,081,701