Property, Plant and Equipment, Net (Details) - USD ($)
|
Feb. 28, 2019 |
Feb. 28, 2018 |
| Property, plant and equipment, gross |
$ 6,450,775
|
$ 4,842,866
|
| Less: accumulated depreciation |
(1,079,512)
|
(805,963)
|
| Property, plant and equipment, net |
5,371,263
|
4,036,903
|
| Building |
|
|
| Property, plant and equipment, gross |
1,882,665
|
1,935,423
|
| Less: accumulated depreciation |
(68,596)
|
(6,009)
|
| Property, plant and equipment, net |
1,814,069
|
1,929,414
|
| Land |
|
|
| Property, plant and equipment, gross |
232,699
|
239,239
|
| Less: accumulated depreciation |
0
|
0
|
| Property, plant and equipment, net |
232,699
|
239,239
|
| Building Improvements |
|
|
| Property, plant and equipment, gross |
383,985
|
377,253
|
| Less: accumulated depreciation |
(119,889)
|
(225,298)
|
| Property, plant and equipment, net |
264,096
|
151,955
|
| Machinery and equipment |
|
|
| Property, plant and equipment, gross |
3,834,338
|
2,189,195
|
| Less: accumulated depreciation |
(841,236)
|
(536,222)
|
| Property, plant and equipment, net |
2,993,102
|
1,652,973
|
| Office equipment and furniture |
|
|
| Property, plant and equipment, gross |
117,088
|
101,756
|
| Less: accumulated depreciation |
(49,791)
|
(38,434)
|
| Property, plant and equipment, net |
$ 67,297
|
$ 63,322
|