Liangjian Military Industry in the Dabie Mountains

In 2025, Chen Changan, a doctoral student at the National University of Defense Technology, completed a new weapon with his mentor. He encountered a sneak attack by a US military team while doing weapons testing at sea. With the help of his teammates, he finally wiped out the American team. However, a stray bullet hit Chen Changan's heart. After his death, the ancestral safety buckle he wore on his chest absorbed a large amount of blood and was activated. The safety buckle took Chen Changan through time in 1935, and became the commander of the Red Army who was ordered to cut off the rear when crossing the grass. Chen Changan traveled to the Dabie Mountains, established a red base area, and built an arsenal. The all-out war of resistance began. Chen Changan's troops were equipped with a 56 submachine gun. Grenades, howitzers, etc. Are all available, and the Japanese army's nightmare begins