<SEC-DOCUMENT>0001213900-25-103261-index.html : 20251029
<SEC-HEADER>0001213900-25-103261.hdr.sgml : 20251029
<ACCEPTANCE-DATETIME>20251029080507
ACCESSION NUMBER:		0001213900-25-103261
CONFORMED SUBMISSION TYPE:	SCHEDULE 13D/A
PUBLIC DOCUMENT COUNT:		10
FILED AS OF DATE:		20251029
DATE AS OF CHANGE:		20251029

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LakeShore Biopharma Co., Ltd.
		CENTRAL INDEX KEY:			0001946399
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		EIN:				000000000
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-94412
		FILM NUMBER:		251426913

	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:		17327133678

	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:	YS Biopharma Co., Ltd.
		DATE OF NAME CHANGE:	20230310

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

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Crystal Peak Investment Inc.
		CENTRAL INDEX KEY:			0002078050
		ORGANIZATION NAME:           	
		EIN:				000000000
		STATE OF INCORPORATION:			D8
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		3877 EL CAMINO REAL, STE 201
		CITY:			PALO ALTO
		STATE:			CA
		ZIP:			94306
		BUSINESS PHONE:		86 13335711066

	MAIL ADDRESS:	
		STREET 1:		3877 EL CAMINO REAL, STE 201
		CITY:			PALO ALTO
		STATE:			CA
		ZIP:			94306
</SEC-HEADER>
<DOCUMENT>
<TYPE>SCHEDULE 13D/A
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
Document 1 - file: primary_doc.html

Document 1 - RAW XML: primary_doc.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>ea026254001ex99-1_crystal.htm
<DESCRIPTION>EXECUTIVE OFFICERS AND DIRECTORS
<TEXT>
Document 2 - file: ea026254001ex99-1_crystal.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>3
<FILENAME>ea026254001ex99-2_crystal.htm
<DESCRIPTION>JOINT FILING AGREEMENT DATED OCTOBER 29, 2025 BY AND AMONG THE REPORTING PERSONS
<TEXT>
Document 3 - file: ea026254001ex99-2_crystal.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.3
<SEQUENCE>4
<FILENAME>ea026254001ex99-3_crystal.htm
<DESCRIPTION>PROPOSAL DATED AUGUST 18, 2025 FROM OCEANPINE TO THE BOARD OF DIRECTORS OF THE ISSUER
<TEXT>
Document 4 - file: ea026254001ex99-3_crystal.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.4
<SEQUENCE>5
<FILENAME>ea026254001ex99-4_crystal.htm
<DESCRIPTION>CONSORTIUM AGREEMENT DATED AUGUST 26, 2025 BY AND AMONG OCEANPINE INVESTMENT, OCEANPINE CAPITAL, AND CRYSTAL INVESTMENT
<TEXT>
Document 5 - file: ea026254001ex99-4_crystal.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.5
<SEQUENCE>6
<FILENAME>ea026254001ex99-5_crystal.htm
<DESCRIPTION>REVISED PROPOSAL DATED AUGUST 26, 2025 FROM OCEANPINE AND CRYSTAL INVESTMENT TO THE BOARD OF DIRECTORS OF THE ISSUER
<TEXT>
Document 6 - file: ea026254001ex99-5_crystal.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.6
<SEQUENCE>7
<FILENAME>ea026254001ex99-6_crystal.htm
<DESCRIPTION>DEED OF ADHERENCE BY ADJUVANT FUND AND ADJUVANT FUND DE DATED OCTOBER 5, 2025
<TEXT>
Document 7 - file: ea026254001ex99-6_crystal.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.7
<SEQUENCE>8
<FILENAME>ea026254001ex99-7_crystal.htm
<DESCRIPTION>DEED OF ADHERENCE BY SUPERSTRING CAPITAL DATED OCTOBER 27, 2025
<TEXT>
Document 8 - file: ea026254001ex99-7_crystal.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.8
<SEQUENCE>9
<FILENAME>ea026254001ex99-8_crystal.htm
<DESCRIPTION>DEED OF ADHERENCE BY MSA GROWTH DATED OCTOBER 27, 2025
<TEXT>
Document 9 - file: ea026254001ex99-8_crystal.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.9
<SEQUENCE>10
<FILENAME>ea026254001ex99-9_crystal.htm
<DESCRIPTION>DEED OF ADHERENCE BY EPIPHRON CAPITAL DATED OCTOBER 27, 2025
<TEXT>
Document 10 - file: ea026254001ex99-9_crystal.htm

</DOCUMENT>
</SEC-DOCUMENT>