百度一下，你就知道
全球领先的中文搜索引擎、致力于让网民更便捷地获取信息，找到所求。百度超过千亿的中文网页数据库，可以瞬间找到相关的搜索结果。
Compress JPEG压缩
图片压缩工具，Compress JPEG images and photos for displaying on web pages, sharing on social networks or sending by email.
Picdiet在线图片压缩
图片压缩，Picdiet is a fast and robust online batch image filesize compressor written in JavaScript, images are compressed in your browser, completely free
TinyPNG超好用图片压缩
好用的图片压缩工具，常用。Make your website faster and save bandwidth. TinyPNG optimizes your WebP, PNG and JPEG images by 50-80% while preserving full transparency!
iLoveIMG图片加水印
iLoveIMG图片加水印，iLoveIMG is the webapp that lets you modify images in seconds for free. Crop, resize, compress, convert, and more in just a few clicks!
