<SEC-DOCUMENT>0001193125-21-041528-index.html : 20210212
<SEC-HEADER>0001193125-21-041528.hdr.sgml : 20210212
<ACCEPTANCE-DATETIME>20210212161459
ACCESSION NUMBER:		0001193125-21-041528
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20210212
DATE AS OF CHANGE:		20210212

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ACM Research, Inc.
		CENTRAL INDEX KEY:			0001680062
		STANDARD INDUSTRIAL CLASSIFICATION:	SPECIAL INDUSTRY MACHINERY, NEC [3559]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-91511
		FILM NUMBER:		21627516

	BUSINESS ADDRESS:	
		STREET 1:		42307 OSGOOD ROAD, SUITE I
		CITY:			FREMONT
		STATE:			CA
		ZIP:			94539
		BUSINESS PHONE:		510-445-3700

	MAIL ADDRESS:	
		STREET 1:		42307 OSGOOD ROAD, SUITE I
		CITY:			FREMONT
		STATE:			CA
		ZIP:			94539

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GIC Private Ltd
		CENTRAL INDEX KEY:			0000936828
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			U0
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		168 ROBINSON ROAD
		STREET 2:		#37-01 CAPITAL TOWER
		CITY:			SINGAPORE
		STATE:			U0
		ZIP:			068912
		BUSINESS PHONE:		065-6889-8888

	MAIL ADDRESS:	
		STREET 1:		168 ROBINSON ROAD
		STREET 2:		#37-01 CAPITAL TOWER
		CITY:			SINGAPORE
		STATE:			U0
		ZIP:			068912

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GOVERNMENT OF SINGAPORE INVESTMENT CORP PTE LTD
		DATE OF NAME CHANGE:	20130110

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GOVERNMENT OF SINGAPORE INVESTMENT CORP PTE LTD ET AL
		DATE OF NAME CHANGE:	19950614
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>d117819dsc13ga.htm
<DESCRIPTION>SC 13G/A
<TEXT>
Document 1 - file: d117819dsc13ga.htm

</DOCUMENT>
</SEC-DOCUMENT>