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Intangible Assets (Details 2) - Technology Patent [Member] - USD ($) | Jun. 30, 2019 | Jun. 30, 2018
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Finite-Lived Intangible Assets [Line Items] |  |
Technology know-how | $ 2,199,247 | $ 2,281,296
Less: accumulated amortization | (2,196,243) | (2,277,726)
Total technology know-how, net | 3,004 | $ 3,570
Foreign Currency Adjustmet [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Technology know-how | (82,049) |
Amortization [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Less: accumulated amortization | (81,484) |
Total technology know-how, net | $ (565) |

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