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Long-Term Investments (Details 2) - USD ($) | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Non-marketable Cost Method Investments, net abstract |  |
Sub total | $ 1,967,446 | $ 1,985,663
Total | 3,407,763 | 3,488,169
BioFirst Corporation [Member] |  |
Non-marketable Cost Method Investments, net abstract |  |
Total | 1,440,317 | 1,502,506
Rgene Corporation [Member] |  |
Non-marketable Cost Method Investments, net abstract |  |
Total |  |
Braingenesis Biotechnology Co., Ltd. [Member] |  |
Non-marketable Cost Method Investments, net abstract |  |
Sub total | 7,147 | 7,213
Genepharm Biotech Corporation [Member] |  |
Non-marketable Cost Method Investments, net abstract |  |
Sub total | 21,819 | 22,021
BioHopeKing Corporation [Member] |  |
Non-marketable Cost Method Investments, net abstract |  |
Sub total | $ 1,938,480 | $ 1,956,429

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