War of Resistance: Our Old Li Is a Scientist

Transmigrating into the War of Resistance, he awakens the Scientist System, and the peasant Li instantly becomes a top student.

Master math, physics, and chemistry, and there's no need to fear the Japanese devils.

Geography at max level: blow up hills, dig for gold, mine ore, and extract oil.

Chemistry at max level: white phosphorus and all kinds of poison gas shells to make the Japanese devils have a blast.

Math and physics at max level: Type 56 semiautomatic rifles, Type 40 rocket launchers, and Type 107 multiple rocket launchers to make the Japanese devils howl.

Agriculture at max level: improve crop strains and make sure there's plenty of white rice.

A few years later.

Looking at the Eighth Route Army about to storm the imperial palace, the Japanese Emperor weeps and cries to the heavens,