[Hardcore military industry] + [Grassroots hero] + [Hot-blooded and high-burning] + [Not brainless] + [Group portrait] + [Single female protagonist]
Wang Xuan traveled through 1937 and became a grain of sand in the Taiyuan army collapse.
The industrial engineer in his previous life looked at the defeated troops around him:
No system? No cheat code? Just a head full of drawings and these "weird" teammates!
Wang Xuan gritted his teeth: Then gather a team and use the thinking of an engineer to fight guerrillas!
Breaking iron sheets to sharpen arrowheads, setting traps on rotten wood, and transmitting information through native telephones... In the occupied area of Taihang, a "wild road" arsenal was created!
…
At the bloody dawn, Wang Xuan sent the final message: "The mission is completed, everyone returns to the team."
The moment he closed his eyes, he seemed to see satellites flying across the sky decades later...