图片压缩，相当优秀的一个，找了好久才发现的，体积小，压缩效率高，可批量压缩-Picture compression, a very excellent one, looking for a long time before discovered, small size, high compression efficiency can be compressed volume

图片压缩工具,简单实用。不占空间，可方便的运用在各上传文件的 网站-is very GOOD