Registrants Specimen Certificate for Ordinary Shares
ZAI LAB LIMITED
|[ ]||- [ ] -|
Incorporated under the laws of the Cayman Islands
Share capital is US$30,000 divided into 500,000,000 Shares of US$0.00006 par value each
THIS IS TO CERTIFY THAT [ ] is the registered holder of [ ] Ordinary Shares in the above-named Company subject to the Fifth Amended and Restated Memorandum and Articles of Association thereof.
EXECUTED on behalf of the said Company on the [ ] day of [ ] 2021 by: