<SEC-DOCUMENT>0001140361-22-030318-index.html : 20220818
<SEC-HEADER>0001140361-22-030318.hdr.sgml : 20220818
<ACCEPTANCE-DATETIME>20220818213002
ACCESSION NUMBER:		0001140361-22-030318
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20220816
FILED AS OF DATE:		20220818
DATE AS OF CHANGE:		20220818

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Cheav Sotheara
		CENTRAL INDEX KEY:			0001721279

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38273
		FILM NUMBER:		221178822

	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>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>brhc10041045_ex24.htm
<DESCRIPTION>EXHIBIT 24
<TEXT>
Document 2 - file: brhc10041045_ex24.htm

</DOCUMENT>
</SEC-DOCUMENT>