<SEC-DOCUMENT>0001140361-21-029058-index.html : 20210820
<SEC-HEADER>0001140361-21-029058.hdr.sgml : 20210820
<ACCEPTANCE-DATETIME>20210820210019
ACCESSION NUMBER:		0001140361-21-029058
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210818
FILED AS OF DATE:		20210820
DATE AS OF CHANGE:		20210820

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Xiang Yinan
		CENTRAL INDEX KEY:			0001721583

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38273
		FILM NUMBER:		211195098

	MAIL ADDRESS:	
		STREET 1:		C/O ACM RESEARCH, INC.
		STREET 2:		42307 OSGOOD ROAD, SUITE I
		CITY:			FREMONT
		STATE:			CA
		ZIP:			94539

ISSUER:		

	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

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4.xml
<DESCRIPTION>FORM 4
<TEXT>
Document 1 - file: form4.html

Document 1 - RAW XML: form4.xml

</DOCUMENT>
</SEC-DOCUMENT>