<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2004-11-19</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001136331</issuerCik>
        <issuerName>AMCO TRANSPORT HOLDINGS INC</issuerName>
        <issuerTradingSymbol>ATHO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001310706</rptOwnerCik>
            <rptOwnerName>Chui Shu Keung</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>18881 VON KARMAN AVE. SUITE 1400</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>IRVINE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>92612</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President and CFO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6900000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents the shares of common stock acquired by Shu K. Chui pursuant to a Stock Purchase Agreement dated November 19, 2004 among Bestway Coach Express, Inc., AMCO Transport Holdings, Inc., and Shu K. Chui as described in the Form 8-K filed with the SEC on November 23, 2004.</footnote>
    </footnotes>

    <remarks>Directorship shall only become effective on a date which is 10 days following the filing of a Schedule 14f-1 by the Company disclosing Shu K. Chui's appointment as a director.</remarks>

    <ownerSignature>
        <signatureName>Shu Keung Chui</signatureName>
        <signatureDate>2004-11-23</signatureDate>
    </ownerSignature>
</ownershipDocument>

