The second iteration of the ROG Phone by Asus will come out in the third quarter of the year with the support of Chinese game publisher Tencent. Its specs are expected to include the Qualcomm Snapdragon 855 processor, multiple memory/storage combinations, as well as a premium build that would integrate an advanced cooling solution.
https://www.notebookcheck.net/Asus-ROG-Phone-successor-to-launch-in-third-quarter.415992.0.html