Xiaomi has put up another Mi 5S teaser recently, promoting an impressive AnTuTu score of 164,119 points for their next flagship phone that will be released September 27th. Meanwhile rumors claim that there might be a smaller 4 inch model and 3D Touch capabilities.
http://www.notebookcheck.net/Xiaomi-Mi-5S-New-official-teaser-announces-an-impressive-164K-AnTuTu-score.176420.0.html