Cheng Hong (front L), wife of Premier Li Keqiang, visits Addis Ababa University in Addis Ababa, Ethiopia, May 5, 2014. [Photo/Xinhua]

Cheng Hong (front R), wife of Premier Li Keqiang, visits Addis Ababa University in Addis Ababa, Ethiopia, May 5, 2014. [Photo/Xinhua]

Cheng Hong (3rd R, front), wife of Premier Li Keqiang, accompanied by Ethiopian Prime Minister Hailemariam Desalegn’wife Roman Tesfai (4th R, front), visits Addis Ababa University in Addis Ababa, Ethiopia, May 5, 2014.[Photo/Xinhua]

Cheng Hong (C), wife of Premier Li Keqiang, visits Addis Ababa University in Addis Ababa, Ethiopia, May 5, 2014. [Photo/Xinhua]