Tang Huajun, member of the leading Party group of the Ministry of Agriculture, also president of the Chinese Academy of Agricultural Sciences (CAAS) and academician of the Chinese Academy of Engineering, answers questions during a group interview on innovation in agricultural science and technology held by the press center of the 19th National Congress of the Communist Party of China (CPC), in Beijing, capital of China, Oct. 21, 2017. (Xinhua/Li Xin)