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INTANGIBLE ASSETS, NET (Details) - Amortization of Intangible Assets
May 31, 2017
USD ($)
Amortization of Intangible Assets [Abstract]  
2018 $ 70,333
2019 64,362
2020 20,898
2021 13,286
2022 3,864
Thereafter 1,726
Total $ 174,469