61st Brno International Engineering Fair kicks off

A man tries a robotic acceleration arm produced by company KUKA during the 61st Brno International Engineering Fair kicked off in Brno, Czech Republic, Oct. 7, 2019. The fair is one of the most influential industrial exhibitions in Central and Eastern Europe. The theme of this year's fair is "Industry 4.0 and Digital Factory". More than 1,600 exhibitors participated in this year's fair, which will last till October 11. (Photo by Dana Kesnerova/Xinhua)