It seems that Xiaomi is all set to launch its next flagship at its May 31 event. Its name will likely be changed from Mi 7 to Mi 8 to mark the 8th anniversary of the company. And two versions of the phone were spotted on China's 3C and the US FCC's certification websites. The 3C listing doesn't give away too much information except model numbers, M1805E2A and M1803E1A and support for 5V3A / 9V2A / 12V1.5A charging (up to 18W). The FCC report is even less helpful for filling in blanks in specs we have, so we still have to rely on rumors exclusively. According to previous...
Source: https://www.gsmarena.com/xiaomi_mi_7_and_mi_8_anniversary_edition_stop_by_the_3c_and_fcc_for_certification-news-31194.php