-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Fn7kQnyPj/ZzMirS/Cu6BysADxXbHEsAcnNaKdnia5VJxzg7f0O0Wtn44yQ0YJoP
 Ltu8fvdpX1idEzVTGF8J7g==

<SEC-DOCUMENT>0001209191-03-023333.txt : 20030929
<SEC-HEADER>0001209191-03-023333.hdr.sgml : 20030929
<ACCEPTANCE-DATETIME>20030929183405
ACCESSION NUMBER:		0001209191-03-023333
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030714
FILED AS OF DATE:		20030929

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WILSON A CHARLES
		CENTRAL INDEX KEY:			0001247605

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14523
		FILM NUMBER:		03916054

	MAIL ADDRESS:	
		STREET 1:		623 NORTH PALM DRIVE
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			90210

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TRIO TECH INTERNATIONAL
		CENTRAL INDEX KEY:			0000732026
		STANDARD INDUSTRIAL CLASSIFICATION:	SPECIAL INDUSTRY MACHINERY, NEC [3559]
		IRS NUMBER:				952086631
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			0625

	BUSINESS ADDRESS:	
		STREET 1:		355 PARKSIDE DR
		CITY:			SAN FERNANDO
		STATE:			CA
		ZIP:			91340
		BUSINESS PHONE:		8183659200

	MAIL ADDRESS:	
		STREET 1:		355 PARKSIDE DRIVE
		CITY:			SAN FERNANDO
		STATE:			CA
		ZIP:			91340
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?><ownershipDocument><schemaVersion>X0201</schemaVersion>    <documentType>4</documentType><periodOfReport>2003-07-14</periodOfReport><notSubjectToSection16>0</notSubjectToSection16><issuer><issuerCik>0000732026</issuerCik><issuerName>TRIO TECH INTERNATIONAL</issuerName>        <issuerTradingSymbol>TRT</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>0001247605</rptOwnerCik><rptOwnerName>WILSON A CHARLES</rptOwnerName></reportingOwnerId><reportingOwnerAddress><rptOwnerStreet1>623 NORTH PALM DRIVE</rptOwnerStreet1><rptOwnerStreet2></rptOwnerStreet2><rptOwnerCity>BEVERLY HILLS</rptOwnerCity><rptOwnerState>CA</rptOwnerState><rptOwnerZipCode>90210</rptOwnerZipCode><rptOwnerStateDescription></rptOwnerStateDescription></reportingOwnerAddress><reportingOwnerRelationship><isDirector>1</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><derivativeTable><derivativeTransaction><secur
ityTitle><value>Stock Option (Right to Buy)</value></securityTitle><conversionOrExercisePrice><value>2.66</value></conversionOrExercisePrice><transactionDate><value>2003-07-14</value></transactionDate><deemedExecutionDate></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>A</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>10000</value></transactionShares><transactionPricePerShare><value>0</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>2003-07-14</value></exerciseDate><expirationDate><value>2008-07-14</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>TRT Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>10000</value></underlyingSecurityShares></underlyingSecur
ity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>10000</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeTransaction></derivativeTable><footnotes></footnotes><remarks></remarks><ownerSignature><signatureName>Dale C. Cheesman, POA</signatureName><signatureDate>2003-09-29</signatureDate></ownerSignature></ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----