<SEC-DOCUMENT>0001213900-25-035118-index.html : 20250424
<SEC-HEADER>0001213900-25-035118.hdr.sgml : 20250424
<ACCEPTANCE-DATETIME>20250424170003
ACCESSION NUMBER:		0001213900-25-035118
CONFORMED SUBMISSION TYPE:	SCHEDULE 13D/A
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20250424
DATE AS OF CHANGE:		20250424

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SINOVAC BIOTECH LTD
		CENTRAL INDEX KEY:			0001084201
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		EIN:				000000000
		STATE OF INCORPORATION:			B9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-79318
		FILM NUMBER:		25868719

	BUSINESS ADDRESS:	
		STREET 1:		NO. 39 SHANGDI XI ROAD
		STREET 2:		HAIDIAN DISTRICT
		CITY:			BEIJING
		STATE:			F4
		ZIP:			100085
		BUSINESS PHONE:		86-10-82890088

	MAIL ADDRESS:	
		STREET 1:		NO. 39 SHANGDI XI ROAD
		STREET 2:		HAIDIAN DISTRICT
		CITY:			BEIJING
		STATE:			F4
		ZIP:			100085

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NET FORCE SYSTEMS INC
		DATE OF NAME CHANGE:	19991110

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Vivo Capital VIII, LLC
		CENTRAL INDEX KEY:			0001618789
		ORGANIZATION NAME:           	
		EIN:				471761992
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		192 LYTTON AVENUE
		CITY:			PALO ALTO
		STATE:			CA
		ZIP:			94301
		BUSINESS PHONE:		650 688 0822

	MAIL ADDRESS:	
		STREET 1:		192 LYTTON AVENUE
		CITY:			PALO ALTO
		STATE:			CA
		ZIP:			94301
</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-1
<SEQUENCE>2
<FILENAME>ea023939301ex1-sinovac.htm
<DESCRIPTION>PRESS RELEASE DATED APRIL 23, 2025
<TEXT>
Document 2 - file: ea023939301ex1-sinovac.htm

</DOCUMENT>
</SEC-DOCUMENT>