Over the past few weeks, we've heard rumors that Oppo, vivo, Xiaomi, and even OnePlus are developing wide-screen smartphones. Now, a new leak suggests that another major Chinese smartphone brand is joining the wide-screen party.Tipster Digital Chat Station claims that a new wide-screen smartphone with a 6.39-inch display is in development. While the tipster hasn't revealed the brand, the emoji used in the post suggests that the device could be from Honor.Huawei's Pura X ViewAccording to the tipster, an early engineering sample of the phone is powered by a Snapdragon chipset,...