Prepaid Expenses and Other Current Assets

9 Months Ended

12 Months Ended

Sep. 30, 2021

Dec. 31, 2020

Prepaid Expenses and Other Current Assets [Abstract]

PREPAID EXPENSES AND OTHER CURRENT ASSETS

6. PREPAID EXPENSES AND OTHER CURRENT ASSETS

	December 31, 2020		September 30, 2021
Advances to suppliers	$	2,117	$	4,681
Other receivables		688		6,330
VAT receivables		2,471		1,207
Deposits		746		746
Total	$	6,022	$	12,964

The balance of the VAT receivables represented the amount available for future deduction against VAT payable.

5. PREPAID EXPENSES AND OTHER CURRENT ASSETS

	December 31, 2019		December 31, 2020
VAT receivables	$	1,748	$	2,471
Advances to suppliers		1,038		2,117
Other receivables		627		688
Deposits		535		746
Total	$	3,948	$	6,022

The balance of the VAT receivables represented the amount available for future deduction against VAT payable.