Chu Ha Giang, a sixth-grader from Nguyen Gia Thieu Secondary School in Hanoi, and her special-prize-winning work. (Photo: VNA)
Themed “Green Future,” the competition was co-organised by the Danish Embassy and the Vietnam - Denmark Friendship Association (VIDAFA). It had received more than 21,500 entries from 256 schools and clubs across 42 provinces and cities nationwide.