Financial Association November 12th. At the 15th China International Aerospace Expo, China COMAC and Canadian flight simulator manufacturer CAE signed 4 C919 and 4 C909Purchase protocol procurement protocol.After the delivery of these flight simulation machines, it will be used to carry out the corresponding initial, rotary type, and re -training training business to meet the growing demand for pilot training.(Hui Haoqiong, a reporter from the Caixian)