| Revenue | 12/31/2016 | 12/31/2015 | 12/31/2014 |
| Total Revenue | 24,594,000 | 25,130,000 | 28,406,000 |
| Cost of Revenue | 14,469,000 | 15,112,000 | 17,023,000 |
| Gross Profit | 10,125,000 | 10,018,000 | 11,383,000 |
| Operating Expenses |
| Research Development | 1,641,000 | 1,898,000 | 1,958,000 |
| Selling General and Administrative | 5,005,000 | 5,074,000 | 5,536,000 |
| Non Recurring | - | - | - |
| Others | - | - | - |
| Total Operating Expenses | - | - | - |
| Operating Income or Loss | 3,479,000 | 3,046,000 | 3,889,000 |
| Income from Continuing Operations |
| Total Other Income/Expenses Net | 156,000 | -113,000 | 801,000 |
| Earnings Before Interest and Taxes | 3,635,000 | 2,933,000 | 4,690,000 |
| Interest Expense | 370,000 | 342,000 | 377,000 |
| Income Before Tax | 3,265,000 | 2,591,000 | 4,313,000 |
| Income Tax Expense | 744,000 | 696,000 | 1,168,000 |
| Minority Interest | 198,000 | 207,000 | 58,000 |
| Net Income From Continuing Ops | 2,521,000 | 1,895,000 | 3,145,000 |
| Non-recurring Events |
| Discontinued Operations | 4,000 | 64,000 | 491,000 |
| Extraordinary Items | - | - | - |
| Effect Of Accounting Changes | - | - | - |
| Other Items | - | - | - |
| Net Income |
| Net Income | 2,513,000 | 1,953,000 | 3,625,000 |
| Preferred Stock And Other Adjustments | - | - | - |
| Net Income Applicable To Common Shares | 2,513,000 | 1,953,000 | 3,625,000 |
