CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (IN THOUSANDS) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Cash Flow from Operating Activities
Net income	$ 263	$ 6
Adjustments to reconcile net income to net cash flow provided by operating activities
Depreciation and amortization	786	555
Stock compensation	8	2
(Reversal)/addition of provision for obsolete inventory	(5)	1
Bad debt recovery	(13)	(2)
Accrued interest expense, net accrued interest income	(10)	13
Warranty recovery, net	(1)	(13)
Gain on sale of property, plant & equipment - Continued operations	(24)	0
Deferred tax benefit	(4)	21
Changes in operating assets and liabilities, net of acquisition effect
Trade accounts receivable	(386)	(372)
Other receivables	61	(8)
Other assets	98	517
Inventories	707	535
Prepaid expenses and other current assets	(59)	(122)
Operating leases right-of-use assets	(18)	0
Accounts payable and accrued liabilities	(136)	(473)
Income tax payable	(93)	(102)
Net Cash Provided by Operating Activities	1,174	558
Cash Flow from Investing Activities
Investment in unrestricted term deposits, net (Note 1a)	(1,165)	(358)
Additions to property, plant and equipment (Note 1b)	(500)	(1,214)
Proceeds from disposal of plant, property and equipment	0	3
Net Cash Used in Investing Activities	(1,665)	(1,569)
Cash Flow from Financing Activities
Repayments on lines of credit	(604)	(3,728)
Repayment of bank loans, operating leases and finance leases	(371)	(182)
Dividends paid to non-controlling interest	0	(2)
Proceeds from exercising of stock option	0	199
Proceeds from lines of credit	410	3,877
Proceeds from principal of finance lease	44	0
Proceeds from bank loans	0	1,475
Net Cash (Used in)/Generated from Financing Activities	(521)	1,639
Effect of Changes in Exchange Rate	(173)	(76)
Net (decrease)/increase in cash, cash equivalents, and restricted cash (Note 1a)	(1,185)	552
Cash, cash equivalents, and restricted cash at beginning of period (Note 1a)	6,569	8,234
Cash, cash equivalents, and restricted cash at end of period (Note 1a)	5,384	8,786
Supplementary Information of Cash Flows
Cash paid during the period for Interest	61	65
Cash paid during the period for Income taxes	124	24
Non-Cash Transactions
Finance lease of property, plant and equipment	44	0
Reconciliation of Cash, cash equivalents, and restricted cash
Cash	3,710	7,101
Short-term deposits	5,222	1,011
Restricted term-deposits in non-current assets	$ 1,674	$ 1,685