Company: ZLAB
Filing Date: 2025-04-18
Form Type: PRE 14A
Source: 0001628280-25-018384
Chunk: 38

Company: Zai Lab Ltd
Filing Date: 2025-04-18
Form: PRE 14A
Chunk 38
---
, which is available on our website at https://www.zailaboratory.com/sustainability .

<div align='center'>-26-</div>

#### Code of Conduct and Ethics
We have adopted a written Code of Business Conduct and Ethics (the “Code”) that applies to our directors, officers, and employees. The Code describes the Company’s culture and beliefs and how it expects its employees to conduct business worldwide, treat people with respect, protect information and property, and comply with applicable laws and regulations, among other things. Everyone at the Company, including our senior executives and financial officers, receive annual training and are required to sign an annual acknowledgment that they have read the Code and agree to abide by it and will report suspected deviations. A copy of the Code is posted on our website at https://ir.zailaboratory.com/corporate-governance/highlights . If we make any substantive amendments to, or grant any waivers from, the Code for any officer, we will disclose the nature of such amendment or waiver on our website.

#### Insider Trading Policy
The Company has adopted insider trading policies and proceduresgoverning the purchase, sale, and/or other

dispositions of our securities by directors, officers, employees, or the Company itself that we believe are reasonably

designed to promote compliance with applicable insider trading laws, rules, regulations, and listing standards.

Among other restrictions, the Company’s insider trading policy prohibits hedging transactions in the Company’s

securities and pledges of the Company’s securities on margin or as collateral to secure a loan or other obligation

(with the exception of using a margin account to purchase Company securities in connection with the exercise of a

Company-granted stock option).

<div align='center'>-27-</div>

| EXECUTIVE OFFICERS |

The following table sets forth the name, age, and position of each of our executive officers:

| Name               |     | Age |     | Position(s)                                                             |
| Samantha (Ying) Du |     |  60 |     | Founder, Chief Executive Officer, Chairperson of the Board of Directors |
| Yajing Chen        |     |  57 |     | Chief Financial Officer                                                 |
| Rafael G. Amado    |     |  61 |     | President, Head of Global Research and Development                      |
| F. Ty Edmondson    |     |  59 |     | Chief Legal Officer                                                     |
| Joshua Smiley      |     |  55 |     | President and Chief Operating Officer