Yupparaj Wittayalai School is a large and prestigious government secondary school in Chiang Mai, Thailand. Founded in 1899 (established under King Chulalongkorn’s policy), it has long been regarded for its academic excellence, especially in mathematics and science, combined with strong moral and civic values. The school serves students in grades 7-12 (lower to upper secondary), offering both standard Thai curriculum and special/enhanced programs (e.g., English Program / special Math-Science tracks) . Known for its well-behaved, respectful student body, Yupparaj Wittayalai emphasizes character, citizenship, discipline, and a quality learning environment.