https://wccftech.com/galaxy-s9-lg-g7-january-2018-launch/

Since there are not expected to be any delays with SoC manufacturers such as Qualcomm, phone manufacturers such as Samsung and LG are looking to move up production of their 2018 flagships as we move to next year. According to a new rumor, both the Galaxy S9 and LG G7 are expected to be launched in January of next year, giving them the earliest lead in the competitive smartphone industry.

According to an industry source via Business Korea, both the Galaxy S9 and LG G7 are slated to be launched in January 2018, which is a whole month before the MWC 2018 trade show kicks off.