Oppo A3 Pro is confirmed to debut on April 12. The Chinese smartphone brand teased the design and colourways of the new A series handset earlier this week. Now, the same phone has been reportedly spotted in an official listing on China Telecom’s website with key specifications and pricing details.Oppo A3 Pro is confirmed to debut on April 12. The Chinese smartphone brand teased the design and colourways of the new A series handset earlier this week. Now, the same phone has been reportedly spotted in an official listing on China Telecom’s website with key specifications and pricing details.