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v3.19.2

Long-Term Investments (Details 1) | 3 Months Ended | 12 Months Ended
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Mar. 31, 2019 | Dec. 31, 2018
BioFirst Corporation (the "BioFirst") [Member] |  |
Relationship with the Company and its subsidiaries, description | Entity controlled by controlling beneficiary shareholder of Yuangene | Entity controlled by controlling beneficiary shareholder of YuanGene
Braingenesis Biotechnology Co., Ltd. [Member] |  |
Relationship with the Company and its subsidiaries, description | No specific business relationship |
Genepharm Biotech Corporation [Member] |  |
Relationship with the Company and its subsidiaries, description | No specific business relationship |
BioHopeKing Corporation [Member] |  |
Relationship with the Company and its subsidiaries, description | Collaborating with the Company to develop and commercialize drugs |
Rgene [Member] |  |
Relationship with the Company and its subsidiaries, description | Collaborating with the Company to develop and commercialize drugs |

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