The Fourth Session of the 13th CPPCC National Committee has commenced, with members discussing various issues including food and information security, life and health, and Mars exploration. Wan Jianmin highlighted China's food security, mentioning the stabilization of grain output and the importance of maintaining vigilance. Zhou Hongyi emphasized the need for network security in China's digital age. Ao Hushan stressed the importance of cardiopulmonary resuscitation and first aid systems. CPPCC National Committee is planning to land 'Tianwen No. 1' on Mars from May to June for exploration. China's aerospace launches are expected to exceed 40 times this year, marking a significant milestone.