30-year-old Vo Lam Vu has spent the past 11 years farming organic produce in Mang Den – a mountain town in the Central Highlands province of Kon Tum. When I read about a great organic farming model, I do my best to meet the farmers and broaden my experience. Vu (R) has spent 11 years growing organic produce in Mang Den, Kon Tum Province, Central Highlands. 30-year-old Vo Lam Vu has spent the past 11 years farming organic produce in Mang Den – a mountain town in the Central Highlands province of Kon Tum. Vu (R) has spent 11 years growing organic produce in Mang Den, Kon Tum Province, Central Highlands.