| Revenue | 3/31/2018 | 3/31/2017 | 3/31/2016 | 3/31/2015 |
| Total Revenue | 361,896 | 322,431 | 317,017 | 313,044 |
| Cost of Revenue | 251,186 | 225,765 | 214,746 | 211,342 |
| Gross Profit | 110,710 | 96,666 | 102,271 | 101,702 |
| Operating Expenses |
| Research Development | - | - | - | - |
| Selling General and Administrative | 101,790 | 80,902 | 75,019 | 73,951 |
| Non Recurring | - | - | - | - |
| Others | - | - | - | - |
| Total Operating Expenses | 352,976 | 306,667 | 289,765 | 285,293 |
| Operating Income or Loss | 8,920 | 15,764 | 27,252 | 27,751 |
| Income from Continuing Operations |
| Total Other Income/Expenses Net | -54,979 | 13,923 | -611 | -1,110 |
| Earnings Before Interest and Taxes | 8,920 | 15,764 | 27,252 | 27,751 |
| Interest Expense | -904 | -298 | -288 | -281 |
| Income Before Tax | -46,059 | 29,687 | 26,641 | 26,641 |
| Income Tax Expense | -9,539 | 1,183 | 9,405 | 9,687 |
| Minority Interest | - | - | - | - |
| Net Income From Continuing Ops | -36,520 | 28,504 | 17,236 | 16,954 |
| Non-recurring Events |
| Discontinued Operations | - | - | - | - |
| Extraordinary Items | - | - | - | - |
| Effect Of Accounting Changes | - | - | - | - |
| Other Items | - | - | - | - |
| Net Income |
| Net Income | -36,520 | 28,504 | 17,236 | 16,954 |
| Preferred Stock And Other Adjustments | - | - | - | - |
| Net Income Applicable To Common Shares | -36,520 | 28,504 | 17,236 | 16,954 |