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Organization and principal activities (Tables) | 6 Months Ended
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Jun. 30, 2020
Organization and principal activities |
Schedule of Significant Operating Subsidiaries | As of June 30, 2020, the Group’s significant operating subsidiaries are as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Place of |  | Date of |  | Percentage of |  | ​
Name of company | ​ | incorporation | ​ | incorporation | ​ | ownership | ​ | Principal activities
Zai Lab (Hong Kong) Limited ​ ​ ​ ​ |  | Hong Kong S.A.R | ​ | April 29, 2013 |  | 100% | ​ | Operating company for business development and R&D activities and commercialisation of innovative medicines and device
Zai Lab (Shanghai) Co., Ltd. |  | PRC | ​ | January 6, 2014 |  | 100% | ​ | Development and commercialisation of innovative medicines and devices
Zai Lab (AUST) Pty., Ltd. |  | Australia | ​ | December 10, 2014 |  | 100% | ​ | Clinical trial activities
Zai Lab (Suzhou) Co., Ltd. |  | PRC | ​ | November 30, 2015 |  | 100% | ​ | Development and commercialisation of innovative medicines
Zai Biopharmaceutical (Suzhou) Co., Ltd. |  | PRC | ​ | June 15, 2017 |  | 100% | ​ | Development and commercialisation of innovative medicines
Zai Lab (US) LLC |  | U.S. | ​ | April 21, 2017 |  | 100% | ​ | Operating company for business development and R&D activities
Zai Lab International Trading (Shanghai) Co., Ltd. |  | PRC | ​ | November 6, 2019 |  | 100% | ​ | Commercialisation of innovative medicines and devices

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- Definition Tabular disclosure of the key aspects of a subsidiary (partnership, corporation, or other entity) of the limited liability company or limited partnership. + References No definition available. + Details
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