> Tech Xiaomi has just confirmed that its highly anticipated Xiaomi 15 series will soon hit global markets. The big reveal will take place during an online event at the Mobile World Congress (MWC) in Barcelona on March 2. But before the global launch, Xiaomi is all set to introduce the Xiaomi 15 Ultra in China, likely on February 26. Leaks have already surfaced online, giving us a sneak peek at what we can expect from this flagship device. The Xiaomi 15 Ultra is expected to sport a stylish two-tone design, with color options including black, white, and a striking…