Expeditionary Force My Items Can Be Upgraded

Jia Yi, a modern college student, joined the army and cooperated with the research institute to conduct secret experiments. He accidentally traveled through time and became a staff officer of the expeditionary force during the Anti-Japanese War, awakening to the upgrade system of all things. Rescue your comrades to grow and develop, and use the system to upgrade various weapons to fight against the Japanese invaders. During this period, Jia Yi embarked on a different expedition while digging for treasures and rescuing hostages. I would like to write this document to the Chinese soldiers who are fighting in Myanmar to protect their homeland. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.