ALLOWANCES FOR DOUBTFUL RECEIVABLES (Tables)

6 Months Ended

Jun. 30, 2013

Allowances for accounts receivable

ALLOWANCE

Schedule of allowances

	At December  31, 2012			At June 30, 2013
Beginning of the year	$	1,090		$	1,822
Allowances made during the year/period	852			2,734
Write off	(143		)	—
Foreign exchange effect	23			(145		)
Closing balance	$	1,822		$	4,411

Allowances for other receivables

ALLOWANCE

Schedule of allowances

	At December  31, 2012			At June 30, 2013
Beginning of the year	$	8,739		$	8, 696
Allowances made during the year/period	4			203
Write off	(48		)	—
Foreign exchange effect	1			2
Closing balance	$	8,696		$	8,901

Allowances for advances for purchases of property, plant and equipment

ALLOWANCE

Schedule of allowances

	At December  31, 2012			At June 30, 2013
Beginning of the year	$	1,268		$	1,276
Reversal made during the year/period	(5		)	(7		)
Foreign exchange effect	13			19
Closing balance	$	1,276		$	1,288

Allowances for advances to suppliers

ALLOWANCE

Schedule of allowances

	At December  31, 2012		At June 30, 2013
Beginning of the year	$	4,406	$	4,425
Allowances(reversal) made during the year/period	2		(18		)
Foreign exchange effect	17		26
Closing balance	$	4,425	$	4,433