| Revenue | 12/31/2018 | 12/31/2017 | 12/31/2016 | 12/31/2015 |
| Total Revenue | 1,325,000 | 1,386,000 | 1,643,000 | 1,803,000 |
| Cost of Revenue | 1,144,000 | 1,168,000 | 1,239,000 | 1,414,000 |
| Gross Profit | 181,000 | 218,000 | 404,000 | 389,000 |
| Operating Expenses |
| Research Development | 48,000 | 64,000 | 60,000 | 61,000 |
| Selling General and Administrative | 94,000 | 87,000 | 198,000 | 226,000 |
| Non Recurring | - | - | - | - |
| Others | 9,000 | 9,000 | 1,000 | 3,000 |
| Total Operating Expenses | 1,295,000 | 1,319,000 | 1,498,000 | 1,704,000 |
| Operating Income or Loss | 30,000 | 67,000 | 145,000 | 99,000 |
| Income from Continuing Operations |
| Total Other Income/Expenses Net | -43,000 | -94,000 | -94,000 | -134,000 |
| Earnings Before Interest and Taxes | 30,000 | 67,000 | 145,000 | 99,000 |
| Interest Expense | -9,000 | -8,000 | -60,000 | -63,000 |
| Income Before Tax | -13,000 | -27,000 | 51,000 | -35,000 |
| Income Tax Expense | -4,000 | -120,000 | 33,000 | 32,000 |
| Minority Interest | - | - | - | 25,000 |
| Net Income From Continuing Ops | -9,000 | 93,000 | 18,000 | -67,000 |
| Non-recurring Events |
| Discontinued Operations | -7,000 | 1,000 | -2,000 | -8,000 |
| Extraordinary Items | - | - | - | - |
| Effect Of Accounting Changes | - | - | - | - |
| Other Items | - | - | - | - |
| Net Income |
| Net Income | -16,000 | 94,000 | 15,000 | -80,000 |
| Preferred Stock And Other Adjustments | - | - | - | - |
| Net Income Applicable To Common Shares | -36,000 | 75,000 | 12,000 | -80,000 |