Jyle Cyrin Martinez and Valerie Desoyo won two titles in the eighth leg of the Globe 17th HEAD GRAPHENE XT Junior Tennis Satellite Circuit on Saturday at the Homesite tennis courts in Bacolod City. Martinez defeated Elmar Christian Lagat, 6-2, 6-2, to win the boys’ 16-under singles crown. He won his second title after beating Fernando Cesar Po, 6-3, 6-0, in the boys’ 14-under singles finals. Desoyo whipped Mariepol Lacpao, 6-3, 6-0, to bag the girl’ 16-under singles crown. She also ruled the girls’ 14-under singles division by routing Averille Sacapano, 6-3, 6-4.