<SEC-DOCUMENT>0001193125-21-164508-index.html : 20210518
<SEC-HEADER>0001193125-21-164508.hdr.sgml : 20210518
<ACCEPTANCE-DATETIME>20210518064258
ACCESSION NUMBER:		0001193125-21-164508
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210518
FILED AS OF DATE:		20210518
DATE AS OF CHANGE:		20210518

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CHIPMOS TECHNOLOGIES INC
		CENTRAL INDEX KEY:			0001123134
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			F5
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		6-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37928
		FILM NUMBER:		21933822

	BUSINESS ADDRESS:	
		STREET 1:		NO. 1, R & D ROAD 1
		STREET 2:		HSINCHU SCIENCE PARK, HSINCHU
		CITY:			TAIWAN
		STATE:			F5
		ZIP:			00000
		BUSINESS PHONE:		866-3-5770055

	MAIL ADDRESS:	
		STREET 1:		NO. 1, R & D ROAD 1
		STREET 2:		HSINCHU SCIENCE PARK, HSINCHU
		CITY:			TAIWAN
		STATE:			F5
		ZIP:			00000
</SEC-HEADER>
<DOCUMENT>
<TYPE>6-K
<SEQUENCE>1
<FILENAME>d546414d6k.htm
<DESCRIPTION>FORM 6-K
<TEXT>
Document 1 - file: d546414d6k.htm

</DOCUMENT>
</SEC-DOCUMENT>