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Property, Plant and Equipment, Net (Details) - USD ($)
Nov. 30, 2019
Feb. 28, 2019
Property, plant and equipment, gross $ 8,109,840 $ 6,450,775
Less: accumulated depreciation (1,614,451) (1,079,512)
Property, plant and equipment, net 6,495,389 5,371,263
Land    
Property, plant and equipment, gross 267,658 232,699
Less: accumulated depreciation 0 0
Property, plant and equipment, net 267,658 232,699
Building    
Property, plant and equipment, gross 1,865,518 1,882,665
Less: accumulated depreciation (114,729) (68,596)
Property, plant and equipment, net 1,750,789 1,814,069
Building Improvements    
Property, plant and equipment, gross 695,590 383,985
Less: accumulated depreciation (189,644) (119,889)
Property, plant and equipment, net 505,946 264,096
Machinery and Equipment    
Property, plant and equipment, gross 5,143,880 3,834,338
Less: accumulated depreciation (1,251,135) (841,236)
Property, plant and equipment, net 3,892,745 2,993,102
Office Equipment and Furniture    
Property, plant and equipment, gross 137,194 117,088
Less: accumulated depreciation (58,943) (49,791)
Property, plant and equipment, net $ 78,251 $ 67,297