Huawei has unveiled the Mate 9 in Germany back in November but so far did not officially release the phone in the US. According to leaker Evan Blass, Huawei will start selling it in the US on January 6th.
http://www.notebookcheck.net/Huawei-Mate-9-is-said-to-go-on-sale-January-6th.187329.0.html