<SEC-DOCUMENT>0001213900-25-105655-index.html : 20251104
<SEC-HEADER>0001213900-25-105655.hdr.sgml : 20251104
<ACCEPTANCE-DATETIME>20251104085003
ACCESSION NUMBER:		0001213900-25-105655
CONFORMED SUBMISSION TYPE:	SCHEDULE 13D/A
PUBLIC DOCUMENT COUNT:		6
FILED AS OF DATE:		20251104
DATE AS OF CHANGE:		20251104

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:		251446727

	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-99.10
<SEQUENCE>2
<FILENAME>ea026355001ex99-10_lake.htm
<DESCRIPTION>JOINT FILING AGREEMENT DATED NOVEMBER 4, 2025 BY AND AMONG THE REPORTING PERSONS
<TEXT>
Document 2 - file: ea026355001ex99-10_lake.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.12
<SEQUENCE>3
<FILENAME>ea026355001ex99-12_lake.htm
<DESCRIPTION>EQUITY COMMITMENT LETTER, DATED NOVEMBER 4, 2025, BY AND BETWEEN THE SPONSOR AND PARENT
<TEXT>
Document 3 - file: ea026355001ex99-12_lake.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.13
<SEQUENCE>4
<FILENAME>ea026355001ex99-13_lake.htm
<DESCRIPTION>ROLLOVER AND SUPPORT AGREEMENT, DATED NOVEMBER 4, 2025, BY AND AMONG THE ROLLOVER SHAREHOLDERS AND PARENT
<TEXT>
Document 4 - file: ea026355001ex99-13_lake.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.14
<SEQUENCE>5
<FILENAME>ea026355001ex99-14_lake.htm
<DESCRIPTION>LIMITED GUARANTEE, DATED NOVEMBER 4, 2025, BY AND BETWEEN THE SPONSOR AND THE ISSUER
<TEXT>
Document 5 - file: ea026355001ex99-14_lake.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.15
<SEQUENCE>6
<FILENAME>ea026355001ex99-15_lake.htm
<DESCRIPTION>INTERIM INVESTORS AGREEMENT, DATED NOVEMBER 4, 2025, BY AND AMONG THE CONSORTIUM MEMBERS, PARENT AND MERGER SUB
<TEXT>
Document 6 - file: ea026355001ex99-15_lake.htm

</DOCUMENT>
</SEC-DOCUMENT>