# EDGAR Filing Document

**Accession Number:** 0001946399
**File Stem:** 0001354457-23-000184
**Filing Date:** 2023-3
**Character Count:** 2284
**Document Hash:** 1509ae8c842608683ef5fe2d8cbc49e2
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001354457-23-000184.hdr.sgml**: 20230316

**ACCESSION NUMBER**: 0001354457-23-000184

**CONFORMED SUBMISSION TYPE**: CERT

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230316

**DATE AS OF CHANGE**: 20230316

**EFFECTIVENESS DATE**: 20230316

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** YS Biopharma Co., Ltd.
- **CENTRAL INDEX KEY:** 0001946399
- **STANDARD INDUSTRIAL CLASSIFICATION:** PHARMACEUTICAL PREPARATIONS [2834]
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** E9
- **FISCAL YEAR END:** 0331

**FILING VALUES:**
- **FORM TYPE:** CERT
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-41598
- **FILM NUMBER:** 23737853

**BUSINESS ADDRESS:**
- **STREET 1:** BUILDING NO. 2, 38 YONGDA ROAD
- **STREET 2:** DAXING BIOMEDICAL INDUSTRY PARK
- **CITY:** DAXING DISTRICT, BEIJING
- **STATE:** F4
- **ZIP:** 102629
- **BUSINESS PHONE:** 861089202086

**MAIL ADDRESS:**
- **STREET 1:** BUILDING NO. 2, 38 YONGDA ROAD
- **STREET 2:** DAXING BIOMEDICAL INDUSTRY PARK
- **CITY:** DAXING DISTRICT, BEIJING
- **STATE:** F4
- **ZIP:** 102629

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** YishengBio Co., Ltd
- **DATE OF NAME CHANGE:** 20220912

### Attached PDF Documents

**Attachment 1:** `8A_Cert_YS.pdf`

# Nasdaq Regulation

Nasdaq

**Eun Ah Choi**
Senior Vice President
U.S. Listing Qualifications and Market Surveillance

March 16, 2023

Division of Corporation Finance
U.S. Securities and Exchange Commission
100 F Street, N.E.
Washington, D.C. 20549

Division of Corporation Finance:

This is to certify that on January 20, 2023, The Nasdaq Stock Market LLC (the "Exchange") received from YS Biopharma Co., Ltd. (the "Registrant") a copy of the Registrant's application on Form 8-A 12(b) for the registration of the following securities:

Ordinary Shares, $0.00002 par value per share
Warrants, each exercisable for one Ordinary Share

We further certify that the securities described above have been approved by the Exchange for listing and registration upon official notice of issuance.

We understand that the Registrant is seeking immediate acceleration of the effective date of registration, and we hereby join in such request.

Sincerely,

The Nasdaq Stock Market LLC, 805 King Farm Blvd., Rockville, MD 20850