| Revenue | 12/31/2018 | 12/31/2017 | 12/31/2016 | 12/31/2015 |
| Total Revenue | 6,515,000 | 6,572,000 | 6,309,000 | 6,172,000 |
| Cost of Revenue | 2,805,000 | 2,765,000 | 2,607,000 | 2,539,000 |
| Gross Profit | 3,710,000 | 3,807,000 | 3,702,000 | 3,633,000 |
| Operating Expenses |
| Research Development | - | - | - | - |
| Selling General and Administrative | 1,958,000 | 1,856,000 | 1,851,000 | 1,915,000 |
| Non Recurring | - | - | - | - |
| Others | - | - | - | - |
| Total Operating Expenses | 5,438,000 | 5,261,000 | 5,061,000 | 5,028,000 |
| Operating Income or Loss | 1,077,000 | 1,311,000 | 1,248,000 | 1,144,000 |
| Income from Continuing Operations |
| Total Other Income/Expenses Net | -1,959,000 | -483,000 | -432,000 | -186,000 |
| Earnings Before Interest and Taxes | 1,077,000 | 1,311,000 | 1,248,000 | 1,144,000 |
| Interest Expense | -394,000 | -374,000 | -333,000 | -311,000 |
| Income Before Tax | -882,000 | 828,000 | 816,000 | 958,000 |
| Income Tax Expense | -182,000 | 388,000 | 309,000 | 383,000 |
| Minority Interest | - | 198,000 | 191,000 | 194,000 |
| Net Income From Continuing Ops | -700,000 | 440,000 | 507,000 | 575,000 |
| Non-recurring Events |
| Discontinued Operations | - | - | - | - |
| Extraordinary Items | - | - | - | - |
| Effect Of Accounting Changes | - | - | - | - |
| Other Items | - | - | - | - |
| Net Income |
| Net Income | -712,000 | 429,000 | 502,000 | 570,000 |
| Preferred Stock And Other Adjustments | - | - | - | - |
| Net Income Applicable To Common Shares | -712,000 | 429,000 | 502,000 | 570,000 |