With the project "Unburnt light ceramic materials from oyster shells and rice husks", a group of authors including Võ Nguyễn Thúy Hà, Phan Anh Quang and Lê Thị Thu Hà, who are students at Phú Bài High School in Hương Thủy Township of Thừa Thiên Huế Province, won First Prize for high school students at the 5th National Student Start-up Festival.