Initially planned for launch in 2016, Intel has delayed the launch of the 10nm based next-generation 'Cannon Lake' CPUs to 2019, which the company announced in their first-quarter earnings report of 2018. It is not the first time Intel has delayed 10nm process-based CPUs; furthermore, there is no mention of as to when in 2019 will Intel release 'Cannon Lake' chips.
https://www.notebookcheck.net/Intel-delays-the-10nm-Cannon-Lake-CPUs-untill-2019.301506.0.html