Core Viewpoint - The article highlights the life and contributions of Chen Yulan, a 105-year-old veteran who served as a courier during the Anti-Japanese War, emphasizing her bravery, dedication, and the dangerous conditions she faced while carrying out her missions [3][4][5]. Group 1: Personal Background and Early Involvement - Chen Yulan joined the Communist Party in 1939 and became a courier, motivated by a desire for revenge against the enemies who harmed her family [3][5]. - She has received numerous honors, including medals for her 50 years of service in the Party and recognition as a veteran of the Qiongya Column [3]. Group 2: Dangerous Missions and Strategies - Chen Yulan developed five distinct routes for transporting messages and supplies, balancing speed and safety based on the situation [4][5]. - She demonstrated exceptional awareness of her surroundings, using environmental cues to avoid detection by enemy patrols [4][6]. Group 3: Resilience and Resourcefulness - During a mission to deliver anti-Japanese donations, she faced a life-threatening situation when a flood swept away the funds, but she persevered and recovered the money despite the danger [5][6]. - Chen Yulan and her comrades employed guerrilla tactics, such as contaminating enemy water sources, to undermine Japanese forces [6]. Group 4: Legacy and Family - Chen Yulan's husband, Lin Hongsun, was also a member of the Qiongya Column, and they were reunited after the war [6][7]. - She has contributed historical artifacts from her revolutionary past to the Hainan Provincial History Museum, ensuring that the sacrifices of her generation are not forgotten [7].