On this day, 35 years ago, on August 10, 1990 (June 20, 1990, the lunar calendar), my country's first helium-filled manned blimp successfully made its first flight. On August 10, 1990, my country's first helium-filled manned blimp successfully made its first flight in Jingmen City, Hubei Province, filling the gap in the development of helium-filled manned blimp in my country.