Xiaomi took to Weibo to confirm the arrival of the Xiaomi 13 Ultra in China. The handset will launch on April 18 and is teased to feature Leica-tuned quad rear cameras. It is expected to be powered by a Snapdragon 8 Gen 2 SoC. 

source https://www.gadgets360.com/mobiles/news/xiaomi-13-ultra-launch-date-april-18-specifications-leica-tuned-quad-rear-cameras-samples-teaser-weibo-3940809#rss-gadgets-all