https://github.com/JixunMoe/unblock-163 no longer works but http://music.163.com/song/media/outer/url?id={song_id}.mp3 still works in china
https://github.com/JixunMoe/unblock-163 no longer works but http://music.163.com/song/media/outer/url?id={song_id}.mp3 still works in china