| Revenue | 1/31/2019 | 1/31/2018 | 1/31/2017 | 1/31/2016 |
| Total Revenue | - | 1,516,031 | 1,596,848 | 1,613,178 |
| Cost of Revenue | - | 1,153,912 | 1,297,819 | 1,241,406 |
| Gross Profit | - | 362,119 | 299,029 | 371,772 |
| Operating Expenses |
| Research Development | - | - | - | - |
| Selling General and Administrative | - | 314,625 | 326,078 | 313,694 |
| Non Recurring | - | - | - | - |
| Others | - | - | - | - |
| Total Operating Expenses | - | 1,469,366 | 1,624,887 | 1,555,891 |
| Operating Income or Loss | - | 46,665 | -28,039 | 57,287 |
| Income from Continuing Operations |
| Total Other Income/Expenses Net | - | -15,031 | -6,478 | -8,044 |
| Earnings Before Interest and Taxes | - | 46,665 | -28,039 | 57,287 |
| Interest Expense | - | - | - | - |
| Income Before Tax | - | 31,634 | -34,517 | 49,243 |
| Income Tax Expense | - | 25,171 | -8,955 | 18,388 |
| Minority Interest | - | - | - | - |
| Net Income From Continuing Ops | - | 6,463 | -25,562 | 30,855 |
| Non-recurring Events |
| Discontinued Operations | - | - | - | - |
| Extraordinary Items | - | - | - | - |
| Effect Of Accounting Changes | - | - | - | - |
| Other Items | - | - | - | - |
| Net Income |
| Net Income | - | 6,463 | -25,562 | 30,855 |
| Preferred Stock And Other Adjustments | - | - | - | - |
| Net Income Applicable To Common Shares | - | 6,463 | -25,562 | 30,855 |