兵装重组概念涨1.94%，主力资金净流入4股

Group 1 - The core viewpoint of the news is that the military equipment restructuring concept has shown a positive performance, with a 1.94% increase, ranking third among concept sectors [1][2] - Within the military equipment restructuring sector, six stocks experienced gains, with Dong'an Power hitting the daily limit, and Hunan Tianyan, Huachuang Technology, and Changcheng Military Industry also showing notable increases of 1.11%, 0.94%, and 0.94% respectively [1][2] Group 2 - The military equipment restructuring sector saw a net inflow of 0.69 billion yuan from main funds today, with Dong'an Power leading the inflow at 1.76 billion yuan [2][3] - The top three stocks by net inflow ratio in the military equipment restructuring sector are Dong'an Power at 50.82%, Hunan Tianyan at 5.23%, and Zhongguang Optical at 3.63% [3]