Group 1 - The defense ETF (512670.SH) increased by 3.37%, with its associated index, the Zhongzheng Defense (399973.SZ), also rising by 3.37% [1] - Major constituent stocks such as AVIC Shenyang Aircraft (中航沈飞) rose by 5.48%, AVIC Chengfei (中航成飞) by 6.41%, and AVIC Optoelectronics (中航光电) by 2.55% [1] - The defense and military sector experienced a rebound, with stocks like Tianjian Technology and Chengfei Integration achieving four consecutive trading gains, driving significant market interest [1] Group 2 - The favorable logic for the defense industry includes short-term tensions between India and Pakistan, medium-term acceleration of project 145, and long-term shifts in military trade orders from Europe and the U.S. to China [2] - The ceasefire between India and Pakistan is not fully stable, with recent skirmishes indicating potential ongoing military engagements and equipment testing [2] Group 3 - Related products include the Defense ETF (512670) [3] - Associated stocks include AVIC Optoelectronics (002179), AVIC Shenyang Aircraft (600760), AVIC Power (600893), AVIC Xifei (000768), AVIC onboard (600372), and others [3]