Xiaomi's gaming-focused smartphone brand, Black Shark, is going to announce a refresh model to its second-generation smartphone. Xiaomi has already teased this device with a July 30 launch date in China. The phone is aptly called the Black Shark 2 Pro. The latest teaser was posted on Weibo by the company and only offers the rear design of the upcoming phone. Although the outer shape of the design is somewhat identical to the current Black Shark 2 design except for the two vertical lines. One theory we have is they might be new customizable LED bars moved from the edges of the...