PNG转PDF
将PNG图像转换为PDF。保留透明度并合并多个PNG文件。
上传图片
关于此工具
PNG转PDF将您的PNG图像转换为PDF文档，同时保留透明度。非常适合图形、标志、截图和具有透明背景的图像。
将多个PNG文件合并成一个PDF，按任意顺序排列，并自定义页面设置。转换过程保持原始图像的高质量。
所有转换都在您的浏览器中进行，确保您的图像保持私密。
Practical guidance before you use PNG转PDF
Best for real document workflows
Use PNG转PDF when you need a quick browser-based result without creating an account or sending routine documents through an unnecessary upload workflow. 图形作品集 is a common example: 将PNG图形和设计编译成专业作品集。
Privacy and file handling
EasyPDFNex prioritizes local processing in your browser. That means supported PDF operations run on your device, not in a public cloud queue. For sensitive files, review the output before sharing it, close the browser tab after downloading, and avoid processing documents you are not authorized to edit.
Quality checks after processing
After you 转换并下载, open the result and check page order, text readability, signatures, links, and form fields. If the source file is scanned, encrypted, very large, or damaged, try a related workflow such as jpg to pdf, image to pdf, pdf to png before repeating the task.
Start with a clean source file whenever possible. For PNG转PDF, the first step is usually "上传PNG文件": 拖放您的PNG图像或点击选择文件。 This simple preparation step prevents most failed exports, missing pages, and formatting surprises.
Editorial review note
This guidance is maintained by the EasyPDFNex editorial team and reviewed for practical PDF workflow accuracy. Tool pages are written to explain when a feature is useful, what to check before download, and where browser-based processing has limits.
如何使用
上传PNG文件
拖放您的PNG图像或点击选择文件。
排列和配置
重新排序图像并选择页面大小选项。
转换并下载
点击转换创建PDF并下载。
使用场景
图形作品集
将PNG图形和设计编译成专业作品集。
截图文档
将截图转换为PDF文档。
标志集
创建标志和品牌资产的PDF目录。
常见问题
透明度会保留吗？
PNG透明度在PDF输出中会保留。
PNG动画怎么办？
动画PNG使用第一帧转换为静态图像。
可以设置背景颜色吗？
是的，您可以为透明区域选择背景颜色。