European Commission President Jean-Claude Juncker (L) meets with Gates Foundation founder Bill Gates at the EU headquarters in Brussels, Belgium, Jan. 22, 2015. (Xinhua/Ye Pingfan)

Gates Foundation founder Bill Gates arrives at EU headquarters to meet with European Commission President Jean-Claude Juncker (not seen) in Brussels, Belgium, Jan. 22, 2015. (Xinhua/Ye Pingfan)

European Commission President Jean-Claude Juncker (L) meets with Gates Foundation founder Bill Gates at the EU headquarters in Brussels, Belgium, Jan. 22, 2015. (Xinhua/Ye Pingfan)