java html导出pdf的文章有很多大多都使用的是itext，其实用过的都知道itext有时并不能满足我们的需求，不能兼容html的样式，而且从html页面导出的图片到pdf中也并不好处理。Flying Sauser实现html2pdf，纠错能力差，支持多种中文字体（部分样式不能识别），而且对html的格式也是十分的严格，如果使用一种模版的话使用Flying Sauser技术倒是不错的选择，但是对于不规则的html导出pdf就并不是那么的适用。这时我们就要考虑使用其他的技术，而PD4ML可以满足我们需求，PD4ML实现html2pdf，速度快，纠错能力强可以过滤不规则的html标记，支持多种中文字体，支持css。(There are many articles about exporting PDF from Java HTML, and most of them use iText. In fact, they know that iText can not meet our needs, can not be compatible with HTML style, and the pictures exported from HTML pages to PDF are not good enough to deal with. Flying Sauser HTML2PDF, error correction capability, support a variety of Chinese fonts (part can not be identified, and the style) of HTML format is very strict, if you use Flying Sauser technology to use a template if it is a good choice, but for the HTML export PDF is irregular and is not so. Then we have to consider the use of other technologies, and PD4ML can meet our needs, PD4ML to achieve HTML2PDF, fast, error correction ability, can filter irregular HTML tags, support a variety of Chinese fonts, support css.)