Smartphone maker Oppo has launched its latest smartphone Oppo F9 in China which comes with a unique V-shaped notch. The smartphone comes with a screen-to-body ratio of 90.8 percent and a 25-megapixel front camera. Priced at VND 7,690,000 in Vietnam which is roughly Rs 23,300 in India, this device would be launched on August 21 in India, as announced by the ...