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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Mar. 31, 2017 | Mar. 31, 2016 | Mar. 31, 2015
Cash flows from operating activities: |  |  |
Net income | $ 525 | $ 1,264 | $ 1,143
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation of property, plant and equipment | 266 | 317 | 393
Write down of amounts receivables | 60 |  |
Write down of inventories | 41 | 25 | 80
Write down of property, plant and equipment |  | 117 |
Deferred income taxes |  |  | (12)
Gain on disposal of property, plant and equipment |  |  | (110)
Changes in operating assets and liabilities: |  |  |
Accounts receivable | 858 | (1,378) | 214
Inventories | (834) | 687 | 1,539
Prepaid expenses and other assets | 286 | 249 | 100
Accounts payable | 1,040 | (291) | 2
Accrued expenses and other liabilities | 99 | 195 | 697
Income tax payable | (121) | 103 | 55
Long-term deposits | 4 | (32) | 122
Net cash provided by operating activities | 2,224 | 1,256 | 4,223
Investing activities: |  |  |
Purchase of property, plant and equipment | (197) | (524) | (129)
Proceeds from disposal of property, plant and equipment |  | 60 | 110
Acquisition of a subsidiary |  |  | (19)
Repayment from long-term loan receivable |  |  | 184
Release of bank pledged deposit |  |  | 643
Contribution from a non-controlling shareholder |  |  | 26
Net cash provided by (used in) investing activities | (197) | (464) | 815
Financing activities: |  |  |
Proceed from exercise of employee share options |  |  | 30
Acquisition of additional interests in a subsidiary | (9) |  |
Cash dividends paid | (1,126) | (1,364) | (758)
Net cash used in financing activities | (1,135) | (1,364) | (728)
Net increase (decrease) in cash and cash equivalents | 892 | (572) | 4,310
Cash and cash equivalents at the beginning of year | 9,140 | 9,727 | 5,416
Effect of exchange rate changes on cash | (4) | (15) | 1
Cash and cash equivalents at the end of year | 10,028 | 9,140 | 9,727
Supplemental cash flow information: |  |  |
Interest |  |  | 7
Income taxes | $ 350 | $ 120 | $ 91

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