Oppo has confirmed that it will launch its new K15 Pro series in China. The lineup is expected to succeed last year’s K13 Turbo and K13 Turbo Pro. A recent leak suggests the devices could be sold as the K14 Turbo and K14 Turbo Pro in global markets.The Oppo K15 Pro series will go official in China on April 1. Meanwhile, interested customers can head to the official Oppo online store in the country and pre-book the phones.While Oppo didn’t reveal any major details about the upcoming K15 Pro series phones, it did confirm that they will offer a metal frame and LED lighting on the...