The Oppo Find N2 Flip has arrived. The Chinese company showed off its first flip phone at a global launch event on Wednesday. Oppo's clamshell-style phone appears to be heavily inspired by the Samsung Galaxy Z Flip 4's squarish design, but with a notably different cover screen. Unlike the Z Flip 4, the Find N2 flip's cover display has a vertical orientation and is much bigger, measuring 3.26 inches with a resolution of 720×382 pixels. By comparison, the Z Flip 4 has a 1.9-inch external display with 260×512-pixel resolution and last year's Motorola Razr came with a 2.7-inch cover screen…