DUBAI, UAE, May 2, 2019 /PRNewswire/ -- OPPO — a leading global smartphone brand — has announced its sponsorship of the PLAYERUNKNOWN'S BATTLEGROUNDS MOBILE championship in the Middle East and North Africa, for the upcoming PUBG MOBILE x OPPO MENA Challenger Cup, which will see the region's best players battle it out to reach the Finale match, held from May 29-30 DUBAI, UAE, May 2, 2019 /PRNewswire/ -- OPPO — a leading global smartphone brand — has announced its sponsorship of the PLAYERUNKNOWN'S BATTLEGROUNDS MOBILE championship in the Middle East and North Africa, for the upcoming PUBG MOBILE x OPPO MENA Challenger Cup, which will see the region's best players battle it out to reach the Finale match, held from May 29-30