BEST OF WOSAS 2017. Open to all Exhibitors of World of Safety and Security Expo. WOSAS Exhibitors will register at TAYONA.PH to create an official account and upload a photo of their prime product. Visitors of the event will be encouraged to participate in voting for the favorite Exhibitor product using the TAYONA.PH contest portal. The 3 most popular Photo uploaded by Oct. 24, 2017 will win cash and prizes worth P15,000, P10,000 and P5,000 respectively.