Property, Plant and Equipment, Net (Details) - USD ($)
|
3 Months Ended |
|
May 31, 2018 |
Feb. 28, 2018 |
| Property, plant and equipment, gross |
$ 5,568,289
|
$ 4,842,866
|
| Less: accumulated depreciation |
(743,156)
|
(805,963)
|
| Property, plant and equipment, net |
$ 4,825,133
|
4,036,903
|
| Building [Member] |
|
|
| Estimated Useful Life (Years) |
30 years
|
|
| Property, plant and equipment, gross |
$ 1,914,599
|
1,935,423
|
| Land [Member] |
|
|
| Estimated Useful Life (Years) |
0 years
|
|
| Property, plant and equipment, gross |
$ 236,665
|
239,239
|
| Building Improvements [Member] |
|
|
| Estimated Useful Life (Years) |
5 years
|
|
| Property, plant and equipment, gross |
$ 330,813
|
377,253
|
| Machinery and equipment [Member] |
|
|
| Property, plant and equipment, gross |
$ 2,967,129
|
2,189,195
|
| Machinery and equipment [Member] | Minimum [Member] |
|
|
| Estimated Useful Life (Years) |
3 years
|
|
| Machinery and equipment [Member] | Maximum [Member] |
|
|
| Estimated Useful Life (Years) |
8 years
|
|
| Office equipment and furniture [Member] |
|
|
| Estimated Useful Life (Years) |
8 years
|
|
| Property, plant and equipment, gross |
$ 119,083
|
$ 101,756
|