27. Concentration Risk

12 Months Ended

Dec. 31, 2018

Risks and Uncertainties [Abstract]

Concentration Risk

27. Concentration Risk

A substantial percentage of the Group’s net revenue comes from sales made to a small number of customers to whom sales are typically made on an open account basis. There was no customer of which the revenue accounted for 10% or more of total net revenue for the years ended December 31, 2018, 2017 and 2016.

Details of customers accounting for 10% or more of total accounts receivable and notes receivable at December 31, 2018 and 2017, respectively are:

	December 31, 2018				December 31, 2017
Customer			% of Total				% of Total
Valta Solar LLC	$	8,366		25%	$	–		–
Thermi Venture SA.		6,763		20%		7,100		27%
AES Distribution Energy, LLC		3,525		11%		–		–
KDC Solar Designed LLC		4,823		15%		5,348		21%
	$	23,477		71%	$	12,448		48%