Chinese Premier Li Keqiang (2nd L Front), accompanied by Ethiopian Prime Minister Hailemariam Desalegn (1st L Front), speaks to workers and technicians during a visit to a light railway project in Addis Ababa, capital of Ethiopia, May 5, 2014. (Xinhua/Li Xueren)

Chinese Premier Li Keqiang (central R) and Ethiopian Prime Minister Hailemariam Desalegn (central L) tighten a bolt during a visit to a light railway project in Addis Ababa, Ethiopia, May 5, 2014. (Xinhua/Li Xueren)

Chinese Premier Li Keqiang, accompanied by Ethiopian Prime Minister Hailemariam Desalegn, speaks to workers and technicians during a visit to a light railway project in Addis Ababa, capital of Ethiopia, May 5, 2014. (Photo source: gov.cn)

Chinese Premier Li Keqiang, accompanied by Ethiopian Prime Minister Hailemariam Desalegn, speaks to workers and technicians during a visit to a light railway project in Addis Ababa, capital of Ethiopia, May 5, 2014. (Photo source: gov.cn) 

Chinese Premier Li Keqiang (R) shakes hands with Ethiopian Prime Minister Hailemariam Desalegn during a visit to a light railway project in Addis Ababa, capital of Ethiopia, May 5, 2014. (Xinhua/Li Xueren)

Chinese Premier Li Keqiang (C) and Ethiopian Prime Minister Hailemariam Desalegn (4th L) pose for a group photo with workers and technicians during a visit to a light railway project in Addis Ababa, capital of Ethiopia, May 5, 2014. (Photo source: gov.cn)

Chinese Premier Li Keqiang (C) and Ethiopian Prime Minister Hailemariam Desalegn (5th L) pose for a group photo with workers and technicians during a visit to a light railway project in Addis Ababa, capital of Ethiopia, May 5, 2014. (Xinhua/Li Xueren)