<SEC-DOCUMENT>0000929638-19-000531-index.html : 20190510
<SEC-HEADER>0000929638-19-000531.hdr.sgml : 20190510
<ACCEPTANCE-DATETIME>20190510115523
ACCESSION NUMBER:		0000929638-19-000531
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20190510
DATE AS OF CHANGE:		20190510
GROUP MEMBERS:		SEGANTII ASIA-PACIFIC EQUITY MULTI-STRATEGY FUND
GROUP MEMBERS:		SEGANTII CAPITAL MANAGEMENT (CAYMAN) LTD

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Zai Lab Ltd
		CENTRAL INDEX KEY:			0001704292
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-90351
		FILM NUMBER:		19813618

	BUSINESS ADDRESS:	
		STREET 1:		4560 JINKE ROAD
		STREET 2:		BLDG. 1, 4F, PUDONG
		CITY:			SHANGHAI
		STATE:			F4
		ZIP:			201210
		BUSINESS PHONE:		862161632588

	MAIL ADDRESS:	
		STREET 1:		4560 JINKE ROAD
		STREET 2:		BLDG. 1, 4F, PUDONG
		CITY:			SHANGHAI
		STATE:			F4
		ZIP:			201210

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Segantii Capital Management Ltd
		CENTRAL INDEX KEY:			0001544676
		IRS NUMBER:				000000000
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		21F, 100QRC, 100 QUEENS ROAD CENTRAL
		CITY:			HONG KONG
		STATE:			K3
		ZIP:			000000
		BUSINESS PHONE:		852 3926 8338

	MAIL ADDRESS:	
		STREET 1:		21F, 100QRC, 100 QUEENS ROAD CENTRAL
		CITY:			HONG KONG
		STATE:			K3
		ZIP:			000000
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>sch13g.htm
<TEXT>
Document 1 - file: sch13g.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>exhibit99.htm
<TEXT>
Document 2 - file: exhibit99.htm

</DOCUMENT>
</SEC-DOCUMENT>