On 12 October 2019, Her Excellency Miss Wanthanee Viputwongsakul, Ambassador attended the opening ceremony of Knowledge Convention 2019 at the Sultan Haji Hassanal Bolkiah Islamic Exhibition Gallery on the occasion of His Majesty Sultan Haji Hassanal Bolkiah’s 73rd  birthday celebration. Their Majesties the Sultan and the Duli Raja Isteri consented to preside over the ceremony, and were accompanied by royal family members.