kindle touch custom chinese font config file -- put it under /etc/fonts/conf.d/

99-hackfont.conf

<?xml version="1.0"?>
<!DOCTYPE fontconfig SYSTEM "fonts.dtd">
<fontconfig>
    <!-- Load customization font files -->
    <dir>/mnt/us/fonts</dir>

<!-- font family -->
    <!-- Serif Family -->
    <!-- scanning Regular font -->
    <match target="scan">
        <test name="file" compare="eq">
<!-- make sure change all the file names to your own -->
            <string>/mnt/us/fonts/CJK Regular.ttf</string>
        </test>
        <edit name="family" mode="assign">
            <string>CJK</string>
        </edit>
        <edit name="style" mode="assign">
            <string>Regular</string>
        </edit>
        <edit name="weight" mode="assign">
            <const>medium</const>
        </edit>
    </match>
    <!-- scanning Bold font -->
    <match target="scan">
        <test name="file" compare="eq">
            <string>/mnt/us/fonts/CJK/CJK Bold.ttf</string>
        </test>
        <edit name="family" mode="assign">
            <string>CJK</string>
        </edit>
        <edit name="style" mode="assign">
            <string>Bold</string>
        </edit>
        <edit name="weight" mode="assign">
            <const>bold</const>
        </edit>
    </match>
    <!-- scanning Italic font -->
    <match target="scan">
        <test name="file" compare="eq">
            <string>/mnt/us/fonts/CJK Italic.ttf</string>
        </test>
        <edit name="family" mode="assign">
            <string>CJK</string>
        </edit>
        <edit name="style" mode="assign">
            <string>Italic</string>
        </edit>
        <edit name="weight" mode="assign">
            <const>italic</const>
        </edit>
    </match>
    <!-- scanning BoldItalic font -->
    <match target="scan">
        <test name="file" compare="eq">
            <string>/mnt/us/fonts/CJK Bold Italic.ttf</string>
        </test>
        <edit name="family" mode="assign">
            <string>CJK</string>
        </edit>
        <edit name="style" mode="assign">
            <string>BoldItalic</string>
        </edit>
        <edit name="weight" mode="assign">
            <const>bold</const>
        </edit>
    </match>

    <!-- serif -->
    <match target="pattern" name="family">
        <test name="family">
            <string>HeiseiMaruGoth_JIS0213_E</string>
        </test>
        <edit name="family" mode="prepend">
            <string>CJK</string>
        </edit>
    </match>

</fontconfig>