Name: Lin Fu
Identity before time travel: A junior student in the command department of the National Defense University, ranked first in professional courses. He is proficient in ancient and modern tactical deductions, weapons and equipment principles (focusing on the connection between cold weapons and early hot weapons), basic engineering and logistics support. He has participated in simulated military exercises in military regions and served as a staff officer for the main attacker. He has a calm and decisive personality, has a bottom line but is not pedantic, and is good at finding breaking points in desperate situations. His only shortcoming is his lack of actual combat experience.
Identity after time travel: The distant nephew of Lin Fu, the counselor of Jizhou Town in the Ming Dynasty. He has the same name and the same name. He defected to his uncle because of a locust plague in his hometown. As soon as he arrived in Jizhou, he met Houjin Dorgon and led his army to knock on the pass. His uncle died in battle. He was trapped by the defeated troops and fell in a heap of dead with minor injuries.
Goldfinger: 1. A photographic memory, able to accurately reproduce weapon drawings and tactical manuals in textbooks; 2. The ability to integrate modern military thinking with the reality of the late Ming Dynasty, not to create bugs out of thin air, and good at using existing resources to improve equipment; 3. A military multifunctional tactical bag that you carry with you (you happen to be carrying it when traveling), which contains a lighter, a compass, a strong flashlight (the battery lasts for half a year), a first aid kit, a high-strength alloy dagger, and a waterproof version of the "Concise Military Engineering Manual."