The third China-Africa Economic and Trade Expo has signed 145docking projects with a value of more than 10 billion US dollars. According to the press conference, the third China-Africa Economic and Trade Expo will be held in Changsha, Hunan Province from June 29 to July 2. This year, the main exhibition hall covers an exhibition area of 100000 square meters, an increase of nearly 30, 000 square meters over the previous year. At present, the Expo has collected 145 cooperation projects to be signed and docked during the session, with a total value of more than 10 billion US dollars.