Group 1 - The article highlights the dedication and innovative spirit of military personnel in modern border defense, particularly focusing on the efforts of officer Xie Liang in enhancing coastal defense capabilities [1][2][3] - Xie Liang emphasizes the need to adapt old military facilities to meet contemporary demands, advocating for upgrades and the use of technology to improve operational efficiency [2][3] - The establishment of a new female militia unit is presented as a strategic move to enhance support and rescue operations, showcasing the integration of diverse talents into military roles [4] Group 2 - The article discusses the challenges faced by military infrastructure due to rapid local economic development, necessitating a balance between economic growth and national defense [2] - Xie Liang's initiatives include the development of a maritime simulation training system, allowing for effective training without the need for physical deployment [2][3] - The introduction of advanced communication and information technology is crucial for modern military operations, as demonstrated by Xie Liang's focus on upgrading outdated equipment [3]