Edit C:\Program Files\Mozilla Firefox\distribution\searchplugins\locale\zh-CN\amazondotcn.xml

<SearchPlugin xmlns="http://www.mozilla.org/2006/browser/search/">
<ShortName>?????</ShortName>
<Description>????????</Description>
<InputEncoding>UTF-8</InputEncoding>
<Image width="16" height="16">data:image/png;base64,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</Image>
<Url type="text/html" method="GET" template="http://www.amazon.cn/gp/associates/link-types/searchbox.html">
  <Param name="engine" value="amazon_shopping"/>
  <Param name="tag" value="mozilla"/>
  <Param name="create" value="2028"/>
  <Param name="adid" value="1NZNRHJZ2Q87NTS7YW6N"/>
  <Param name="campaign" value="408"/>
  <Param name="mode" value="blended"/>
  <Param name="keyword" value="{searchTerms}"/>  
</Url>
<SearchForm>http://www.amazon.cn/</SearchForm>
</SearchPlugin>

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