A student takes part in the 2nd Educational Robot Contest in Shijiazhuang, capital of north China’s Hebei province, May 29, 2016. The competition included fire-fighting robot contest, creative robot design and humanoid robot contest. [Photo/Xinhua]

Students take part in the 2nd Educational Robot Contest in Shijiazhuang, capital of north China’s Hebei province, May 29, 2016. The competition included fire-fighting robot contest, creative robot design and humanoid robot contest. [Photo/Xinhua]