Indicate by check mark whether the registrant files or will file annual
reports under cover of Form 20-F or Form 40-F.
Pursuant to the requirements of the Securities
Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.
Exhibit 99.1
Hong Kong Exchanges and Clearing Limited and
The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its
accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole
or any part of the contents of this announcement.

Hesai
Group
禾
賽 科 技 *
(A
company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability)
(HKEX
Stock Code: 2525)
(NASDAQ Stock Ticker: HSAI)
POLL
RESULTS OF THE EXTRAORDINARY GENERAL MEETING
HELD ON AUGUST 28, 2026
References are made to the circular (the “Circular”)
and notice (the “Notice”) of the 2026 second extraordinary general meeting (the “EGM”) of Hesai
Group (the “Company”) each dated July 31, 2026. Unless otherwise required by the context, capitalized terms used
in this announcement shall have the same meanings as defined in the Circular and the Notice.
POLL RESULTS OF THE EGM
The board of directors of the Company (the “Board”)
is pleased to announce that the EGM was held at No. 28, Ciyun Road, Yangcheng Lake Peninsula, Weiting Town, Suzhou Industrial Park,
Jiangsu Province, the People’s Republic of China on Friday, August 28, 2026 at 1:30 p.m. (Beijing time).
The resolution proposed at the EGM has been duly
passed as an ordinary resolution. As of the Share Record Date, the total number of issued Shares was 1,257,137,688 Shares, comprising
215,990,888 Class A Ordinary Shares and 1,041,146,800 Class B Ordinary Shares.
15,104,112 Class B Ordinary Shares (including
the Class B Ordinary Shares issued to the Depositary for bulk issuance of ADSs reserved for future issuances upon the exercise or
vesting of awards granted under the 2021 Plan of the Company) have abstained from voting on the resolution numbered 1 at the EGM in accordance
with Rule 17.05A of the Listing Rules.
As set out in the Circular, each of the Co-Founders,
namely Dr. Li Yifan, Dr. Sun Kai and Mr. Shaoqing Xiang, and their respective associates are required to abstain and had
abstained from voting on the resolution numbered 1 at the EGM in respect of a total of 217,311,136 Shares (comprising 215,990,888 Class A
Ordinary Shares and 1,320,248 Class B Ordinary Shares) held by them.
As at the date of the Share Record Date, there
were (i) no treasury shares held by the Company (including any treasury shares held or deposited with CCASS), and (ii) no repurchased
Shares which are pending cancellation and should be excluded from the total number of issued Shares for the purpose of the EGM.
Treasury shares, if any, registered under the
name of the Company, shall have no voting rights at the general meeting(s) of the Company. For the avoidance of doubt, for the purpose
of the Listing Rules, the Company shall, upon depositing any treasury shares in the CCASS, abstain from voting at any of its general meeting(s) in
relation to those shares.
Saved as disclosed, (i) there was no Shareholder
who was required to abstain from voting under the Listing Rules on any resolution proposed at the EGM, nor any Shareholder who was
entitled to attend the EGM but was required to abstain from voting in favour of any resolution proposed at the EGM pursuant to Rule 13.40
of the Listing Rules, and (ii) no Shareholder has indicated in the Circular that he or she intends to vote against or in abstention
in respect of any resolution proposed at the EGM.
Accordingly, the total number of Shares entitling
the holder to attend and vote on the resolution numbered 1 proposed at the EGM was 1,024,722,440 Shares, comprising nil Class A Ordinary
Shares and 1,024,722,440 Class B Ordinary Shares.
According to the Company’s third amended
and restated memorandum and articles of association (the “Memorandum and Articles of Association”), with regard to
the resolution numbered 1, each Class B Ordinary Share shall entitle its holder to one vote on a poll at the EGM.
In accordance with the provisions of the Listing
Rules, voting on the resolution proposed at the EGM was conducted by way of poll. The voting results in respect of the resolution proposed
at the EGM are set out as follows:
| ORDINARY
RESOLUTION |
NUMBER
OF VOTES CAST AND PERCENTAGE (%) |
TOTAL
NUMBER |
TOTAL
NUMBER |
| FOR |
AGAINST |
ABSTAIN1 |
|
OF
VOTING SHARES |
OF
VOTES CAST |
|
| 1. |
THAT
the Revised Supply of Products Framework Agreement with Sharpa, the Revised Annual Cap and the transactions contemplated thereunder be
and are hereby generally and unconditionally approved, confirmed and ratified; and THAT any one or more of the director(s) of the
Company be and is/are hereby authorised to sign, execute and deliver all such agreements, instruments, documents, including under seal
where applicable, and do all such acts, matters and things as he/she/they may consider necessary, desirable or expedient in connection
with the implementation of or giving effect to the Revised Supply of Products Framework Agreement, the Revised Annual Cap and the transactions
contemplated thereunder. |
Class A
Ordinary Shares |
–
(0.0000%) |
–
(0.0000%) |
–
(–) |
– |
– |
|
| Class B
Ordinary Shares |
581,636,027
(99.9796%) |
118,872
(0.0204%) |
140,352
(–) |
581,754,899 |
581,754,899 |
|
TOTAL
NUMBER (CLASS A & CLASS B) |
581,636,027
(99.9796%) |
118,872
(0.0204%) |
140,352
(–) |
581,754,899 |
581,754,899 |
|
| | The
resolution has been duly passed as an ordinary resolution with a simple majority of valid
votes held by Shareholders (including proxies) attending the EGM cast in favour thereof. |
|
1. According to
the laws of the Cayman Islands, the Shares in abstention shall not be counted as votes cast at the EGM.
The Company’s
share registrar in Hong Kong, Tricor Investor Services Limited, acted as the scrutineer for the vote-taking at the EGM.
The following Directors attended the EGM in person
or via electronic means: Dr. Yifan Li, Dr. Kai Sun, Mr. Shaoqing Xiang, Ms. Cailian Yang, Ms. Yi Zhang, Mr. Jia
Ren and Dr. Hui Wang.
| |
By order of the Board |
| |
Hesai Group |
| |
Dr. Yifan Li |
| |
Chairman of the Board, Executive
Director and |
| |
Chief Executive Officer |
Hong Kong, August 28, 2026
As at the date of this announcement, the Board
comprises: (i) Dr. Yifan Li, Dr. Kai Sun, Mr. Shaoqing Xiang and Ms. Cailian Yang as the executive Directors;
and (ii) Ms. Yi Zhang, Mr. Jia Ren and Dr. Hui Wang as the independent non-executive Directors.
| * | For identification purpose only |