Although both were supposed to enter production in the second half of this year, it looks like the next-gen UFS storage solutions and LPDDR5 will not hit the market as soon as expected. While the UFS 3.0 memory will arrive in the first half of next year, the LPDDR5 DRAM chips will only roll out — if everything works as planned, obviously — in 2020.
https://www.notebookcheck.net/UFS-3-0-storage-coming-next-year-LPDDR5-in-2020.345396.0.html