Exhibit 99.6

February 1, 2023

Hesai Group

9th Floor, Building L2-B

1588 Zhuguang Road, Qingpu District

Shanghai 201702

People’s Republic of China

Dear Sirs:

Pursuant to Rule 438 under the Securities Act of 1933, as amended, I hereby consent to the references to my name in the Registration Statement on Form F-1 (the “Registration Statement”) of Hesai Group (the “Company”) and any amendments thereto, which indicate that I have accepted the nomination to become a director of the Company. I further agree that immediately upon the United States Securities and Exchange Commission’s declaration of effectiveness of the Registration Statement, I will serve as a member of the board of directors of the Company.

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Sincerely yours,

/s/ Jie Chen

Name: Jie Chen

[Signature Page to Consent of Independent Director]