H5互动丨歼-20首飞十五载！快来解锁空中传奇

Group 1 - The 15th anniversary of the J-20's maiden flight marks a significant milestone for China's aviation industry and national defense [1][3] - Over the past 15 years, the J-20 has evolved from its first flight to being showcased at airshows, entering operational service, and adopting domestic engines, symbolizing advancements in China's military capabilities [3][5] - The J-20 has participated in various significant missions, including flying over Tiananmen Square for inspections and executing major escort tasks, reflecting its role in demonstrating national defense strength [3] Group 2 - An online event titled "Chasing Dreams in Air and Space: My Journey with 'Weilong'" has been launched to celebrate the J-20's anniversary, allowing participants to engage with the aircraft's achievements and history [5] - The event includes interactive activities, commemorative posters, and model aircraft as gifts for participants, promoting public engagement and national pride [5][7]