Oppo made it official. Event invitations point to October 19th as the start of its R9s smartphone, successor to the successful Oppo 9R. There might even be a Plus-version and both are said to feature a new Sony IMX-sensor.
http://www.notebookcheck.net/Oppo-will-release-the-R9s-with-new-Sony-sensor-on-October-19th.179606.0.html