System + cannon and giant ship + struggle for hegemony + naval battle + decisive killing
Lu Zihang traveled to a place called Qin State, where the technological level was equivalent to that of around 1930.
Countries on this continent are at war, and people in all countries are living in dire straits.
There are other empires outside that are watching.
Let's see how Lu Zihang unifies the countries after getting the sign-in system.
Establish a supreme Qin Empire.
Like it very much and worth reading
Good reviews, come on, keep writing
The writing is okay, but too short.
Not bad, worth a look