The War of Resistance Starts with the Sword, I Can Upgrade the Entry

Li Lei traveled to the parallel world during the Anti-Japanese War, joined the Eighth Route Army, and became a soldier under Li Yunlong. At the same time, the entry upgrade system was awakened. Shooting novice Baibai upgrades to hit the target with 100 shots Tactics newbie Ding Bai upgrades to the level of gold Fighting rookie Bai upgrades to martial arts master Jin Skilled Craftsman Blue upgrade to Amazing Skill Red ......... As time goes by, Li Lei becomes more and more powerful, leading the flower grower to rise strongly. Li Yunlong: You are such a fucking genius. Can you even build a cannon? What other skills do you have that I don't know about? ***: Who dares to stand upright? Only General Li is so! **: Niang Xipi, with this person here, our army has no advantage at all! Su Xiong: Is this still the same shabby flower grower? Am I dazzled? Can you create your own nuclear explosion? Yingjiang: With Li Lei here, our army can't even step into the peninsula? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.