Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 11,440	$ 12,065
Adjustments to reconcile net income to cash provided by operating activities:
Intangible asset impairment loss	1,086
Depreciation and amortization	6,664	7,015
Loss from sale of property and equipment	108	24
Provision of bad debt allowance	660	1,223
Provision for obsolete inventories	3,324	4,624
Deferred income tax	(1,370)	(1,530)
Stock-based compensation	7	18
Changes in operating assets and liabilities
Accounts receivable	(9,893)	(11,204)
Inventories	(16,462)	(7,919)
Value added tax receivable	1,016	(600)
Other receivables and prepaid expenses	(5,659)	(1,136)
Advances on inventory purchases	(3,698)	307
Amounts due from related parties	(2,761)	(592)
Accounts payable	8,485	11,489
Accounts payable and other payables- related parties	6,275	351
Other payables and accrued liabilities	5,604	460
Value added and other taxes payable	(2,210)	567
Income tax payable	(54)	(238)
Net cash provided by operating activities	2,562	14,924
CASH FLOWS FROM INVESTING ACTIVITIES
Purchase of property and equipment	(12,182)	(8,564)
Net cash used in investing activities	(12,182)	(8,564)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from bank loans	64,006	62,693
Repayment of bank loans	(70,513)	(56,296)
Repayment of loans from related party	6,657	9,280
Advances to related party	(8,428)	(7,119)
Interest income received from related party	2,997
Net cash provided by (used in) financing activities	(5,281)	8,558
EFFECT OF EXCHANGE RATE CHANGES ON CASH	(963)	2,670
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(15,864)	17,588
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	62,876	45,288
CASH AND CASH EQUIVALENTS AT END OF PERIOD	47,012	62,876
Cash paid during the period for:
Accrued interest income on amounts due from related party under counter guarantee agreement (Note 12)	738	818
Interest	1,755	1,648
Income taxes	$ 6,350	$ 6,247

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Amount of cash inflow (outflow) from long-term debt by a related party. Related parties, include, but are not limited to, affiliates, owners or officers and their immediate families, and pension trusts.

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The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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Amount of expense related to write-down of receivables to the amount expected to be collected. Includes, but is not limited to, accounts receivable and notes receivable.

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The cash outflow to settle a bank borrowing during the year.

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The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

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