On May 5, 2017, the C919 commercial aircraft independently developed by the Commercial Aircraft Corporation of China Ltd. had its successful maiden flight at Shanghai Pudong International Airport, marking a historic breakthrough in the Chinese nation's centenary "dream of commercial aircraft". It indicated that after half a century's difficult explorations, China finally obtained the basic capability of developing a modern trunk airliner. (Photo from the Commercial Aircraft Corporation of China Ltd., Photo by Wang Jiliang)