Company: ZLAB
Filing Date: 2025-04-18
Form Type: PRE 14A
Source: 0001628280-25-018384
Chunk: 4

Company: Zai Lab Ltd
Filing Date: 2025-04-18
Form: PRE 14A
Chunk 4
---
, as of 4:30 p.m. (U.S. Eastern Time) on April 17, 2025 who wishes to exercise your voting rights for the underlying ordinary shares, you must act through the depositary of the ADSs, Citibank, N.A. (“Citibank”), to vote the ordinary shares represented by your ADSs. Citibank will distribute information to ADS holders as of 4:30 p.m. (U.S. Eastern Time) on April 17, 2025 describing how voting instructions may be delivered to Citibank by ADS holders.

• If you are a beneficial owner of ADSs registered as of 4:30 p.m. (U.S. Eastern Time) on April 17, 2025 in the name of a brokerage firm, bank, or other financial institution, you should have received information containing voting instructions from that organization rather than from Citibank. Simply follow the voting instructions so that your vote is counted.

By Order of the Board of Directors,

Samantha (Ying) Du

Director, Chairperson of the Board of Directors, and Chief Executive Officer

April 29, 2025

### ZAI LAB LIMITED

### PROXY STATEMENT FOR

#### 2025 ANNUAL GENERAL MEETING OF SHAREHOLDERS

### TABLE OF CONTENTS
| IMPORTANT NOTICE OF INTERNET AVAILABILITY OF PROXY MATERIALS   |     |                                                                                                                                                                                   |     |  1 |
| MATTERS REQUIRING SHAREHOLDER ACTION                           |     |                                                                                                                                                                                   |     |  2 |
| PROPOSALS 1-9                                                  |     | ELECTION OF DIRECTORS                                                                                                                                                             |     |  2 |
| PROPOSAL 10                                                    |     | APPROVAL OF THE APPOINTMENT OF KPMG LLP AND KPMG AS THE COMPANY’S INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRMS AND AUDITORS FOR THE YEAR ENDING DECEMBER 31, 2025, RESPECTIVELY |     |  8 |
| PROPOSAL 11                                                    |     | APPROVAL OF BOARD AUTHORITY TO FIX AUDITOR COMPENSATION FOR 2025                                                                                                                  |     |  9 |
| PROPOSAL 12                                                    |     | APPROVAL, ON AN ADVISORY BASIS, OF COMPENSATION OF OUR NAMED EXECUTIVE OFFICERS                                                                                                   |     | 10 |
| PROPOSAL13                                                     |     | APPROVAL OF A