on August, 05, 2023 we are every happy for special day for father John Sybren VISSER is 90yrs . In the morning of August, 05, 2023 we have programming gave gift for kids amount 90 and planting trees amount 90 ,and in the afternoon we have challenges Friendly football match alumni VS students as well. In the evening, we, the staff and alumni, came together to organize a cake cutting ceremony and have a message to my father thank you so much who has dedicated himself to Cambodia so far, then we ate and danced happily together. The event held Don Bosco Technical School Phnom Penh.