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Product Warranty Provisions
 12 Months Ended
Dec. 31, 2018
Product Warranty Provisions [Abstract]  
Product Warranty Provisions
16.Product Warranty Provisions

 

The Company maintains a policy of providing after sales support for certain of its new EV and LEV battery products introduced since October 1, 2015 by way of a warranty program. The limited cover covers a period of six to twenty four months for battery cells, a period of twelve to twenty seven months for battery modules for light electric vehicles (LEV) such as electric bicycles, and a period of three years to eight years (or 120,000 or 200,000 km if reached sooner) for battery modules for electric vehicles (EV). The Company accrues an estimate of its exposure to warranty claims based on both current and historical product sales data and warranty costs incurred. The Company assesses the adequacy of its recorded warranty liability at least annually and adjusts the amounts as necessary.

 

Warranty expense is recorded as a component of sales and marketing expenses. Accrued warranty activity consisted of the following:

 

 
 		  
 		 December 31,
2017		  
 		  
 		 December 31,
2018		  
 
Balance at beginning of year  $205,404   $2,279,831 
Warranty costs incurred   (167,685)   (47,180)
Provision for the year   2,151,101    145,804 
Foreign exchange adjustment   91,011    (127,840)
Balance at end of year  $2,279,831   $2,250,615