ePub to Kindle is a Support for online conversion of ePub format e-book files to Kindle devices supported AZW3 format, although a foreign tool site, but supports multi-language versions, users can switch to the Chinese page to use.

EPUB (Electronic EPUB (short for Electronic Publication) is a standard for electronic books. There is a definition in Wikipedia that EPub files use XHTML or DTBook to present the text internally and zip compression to wrap the file contents. That is, the epub format is actually a zip archive. To prove this, we can change the suffix .epub to .zip, and after decompression with compression software, we can see that the familiar eBook source file is inside.

In addition to the above methods, you can also convert directly through the tools recommended on this site, users only need to upload ePub files to the site, depending on the size of the file wait a few minutes to complete the conversion, after which you can download to the local and imported into your Kindle device.