CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (IN THOUSANDS) - USD ($) $ in Thousands	6 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Cash Flow from Operating Activities
Net (loss)/income	$ (115)	$ 1,128
Adjustments to reconcile net (loss)/income to net cash flow provided by operating activities
Depreciation and amortization	1,469	1,576
Stock compensation	15	14
Addition/(reversal) of provision for obsolete inventories	10	(5)
Bad debt (recovery) expenses	(15)	45
Accrued interest expense, net accrued interest income	(18)	(20)
Payment of interest portion of finance lease	(19)	(24)
Gain on sale of asset held for sale	0	(1,172)
Gain on sale of property, plant and equipment	(1)	(24)
Dividend income	(32)	0
Dividend received	32	0
Reversal of income tax provision	55	0
Deferred tax benefit	(83)	(47)
Changes in operating assets and liabilities, net of acquisition effect
Trade accounts receivable	(1,595)	132
Other receivables	328	65
Other assets	(86)	97
Inventories	(140)	247
Prepaid expenses and other current assets	(1)	(43)
Accounts payable and accrued expenses	1,000	(6)
Income taxes payable	(114)	(31)
Operating lease liabilities	(375)	(359)
Net cash provided by operating activities	315	1,573
Cash Flow from Investing Activities
Proceeds from disposal of property, plant and equipment	0	39
Proceeds from sale of asset held for sale	0	1,261
Withdrawal of un-restricted deposit	520	0
Investments in restricted and unrestricted deposits	(409)	(2,672)
Addition to property, plant and equipment	(217)	(744)
Net cash used in investing activities	(106)	(2,116)
Cash Flow from Financing Activities
Payment on lines of credit	(174)	(729)
Payment of bank loans	(307)	(245)
Payment of principal portion of finance leases	0	(127)
Dividends paid to non-controlling interest	(182)	(120)
Proceeds from exercising stock options	101	0
Proceeds from lines of credit	0	1,337
Proceeds from bank loans	205	0
Proceeds from principal of finance leases	0	279
Net cash (used in)/provided by financing activities	(357)	395
Effect of changes in exchange rate	560	38
Net increase/(decrease) in cash, cash equivalents, and restricted cash	412	(110)
Cash, cash equivalents, and restricted cash at beginning of period	5,810	6,569
Cash, cash equivalents, and restricted cash at end of period	6,222	6,459
Supplementary Information of Cash Flows
Interest	71	124
Income taxes	114	109
Non-Cash Transactions
Finance lease of property, plant and equipment	0	279
Reconciliation of Cash, Cash Equivalents, and Restricted Cash
Cash	4,470	4,743
Restricted term-deposits in non-current assets	1,752	1,716
Total cash, cash equivalents, and restricted cash shown in Statement of Cash Flows	$ 6,222	$ 6,459