Research and Development (Tables)

6 Months Ended

12 Months Ended

Jun. 30, 2022

Dec. 31, 2021

Research and Development Expense [Abstract]

The R&D expenses are comprised of the following items:


	Three Months Ended June 30,				Six Months Ended June 30,
	2022		2021		2022		2021
Outsourced service (i)	$	8,226,551	$	374,634	$	16,372,414	$	833,051
Employees’ compensation		1,553,645		1,415,078		2,310,013		2,777,355
Other expenses		51,934		127,550		243,461		176,616
Travel & entertainment		3,606		21,550		24,535		43,441

Total	$	9,835,736	$	1,938,812	$	18,950,423	$	3,830,463

(i)

Out of $16,372,414, for the six months ended June 30, 2022, and $8,226,551, for the three months ended June 30, 2022, $15,665,298, was charged under the MSA contract for the six months ended June 30, 2022, and $8,329,134 was charged for the three months ended June 30,2022 (refer to Note 4). The amount charged under the MSA for the three-months period ended June 30, 2022 is higher than the Outsourced service expense for the same period due to certain reclassifications between R&D expenses and Selling expenses. See section Segments in Note 2 for more details.

The R&D expenses are comprised of the following items:


	Year Ended December 31,
	2021		2020		2019
Employees’ compensation	$	7,278,999	$	4,833,957	$	3,083,337
Outsourced service		5,100,980		1,241,479		2,372,248
Test devices and mock-ups		524,062		2,049,390		14,598
Other expenses		265,243		193,250		292,688
Travel & entertainment		110,496		39,967		184,423

Total	$	13,279,780	$	8,358,043	$	5,947,294