The Huawei Smart Door Lock and Smart Door Lock Pro are now available to pre-order in China. The prices for the devices have also been announced, starting at 2,199 yuan (~US$345) during the pre-sale period. The two devices are similar, with the Pro version having additional 3D facial recognition technology that can unlock your door in under two seconds.
https://www.notebookcheck.net/The-Huawei-Smart-Door-Lock-is-now-available-to-pre-order-in-China.614491.0.html