| Revenue | 11/30/2018 | 11/30/2017 | 11/30/2016 | 11/30/2015 |
| Total Revenue | - | 12,646,365 | 10,949,999 | 9,474,008 |
| Cost of Revenue | - | 10,005,633 | 8,556,157 | 7,340,698 |
| Gross Profit | - | 2,640,732 | 2,393,842 | 2,133,310 |
| Operating Expenses |
| Research Development | - | - | - | - |
| Selling General and Administrative | - | 1,301,737 | 1,131,479 | 1,047,294 |
| Non Recurring | - | - | - | - |
| Others | - | -1,537 | -27,446 | -33,036 |
| Total Operating Expenses | - | 11,305,833 | 9,660,190 | 8,354,956 |
| Operating Income or Loss | - | 1,340,532 | 1,289,809 | 1,119,052 |
| Income from Continuing Operations |
| Total Other Income/Expenses Net | - | -150,921 | 40,660 | 90,564 |
| Earnings Before Interest and Taxes | - | 1,340,532 | 1,289,809 | 1,119,052 |
| Interest Expense | - | -7,164 | -4,626 | -12,454 |
| Income Before Tax | - | 1,189,611 | 1,330,469 | 1,209,616 |
| Income Tax Expense | - | 417,857 | 417,378 | 390,416 |
| Minority Interest | - | 113,815 | 185,525 | 301,128 |
| Net Income From Continuing Ops | - | 771,754 | 913,091 | 819,200 |
| Non-recurring Events |
| Discontinued Operations | - | - | - | - |
| Extraordinary Items | - | - | - | - |
| Effect Of Accounting Changes | - | - | - | - |
| Other Items | - | - | - | - |
| Net Income |
| Net Income | - | 810,480 | 911,844 | 802,894 |
| Preferred Stock And Other Adjustments | - | - | - | - |
| Net Income Applicable To Common Shares | - | 802,656 | 902,655 | 794,162 |