YUAN ZI:

"As a scientific and technological event for Chinese adolescent, the 23rd China Adolescents Science and Technology Innovation Contest focuses more on the practical ability at this session."

Journalists learned that, the innovative inspiration of the children are always from daily life. This anti-theft and anti-fire window is designed by a competitor of Jiangsu. She uses horizontal bars instead of common vertical ones,and the small change makes the window have more advantages.

LI QIULING, competitor from Jiangsu:

"If people are at home, they can put the the window down, and it becomes a clothes horse."

Over more than 20-year development, the contest has become the one with the largest scale and highest level for the pupils and middle school students of China, and there are about 10 mln adolescents taking part in it every year.