The Third Battalion Invaded Our Border, and the Drones Sang Dragon Chants

The era of melee among all races is coming, and everyone must enter the spiritual battlefield when they reach adulthood, form a force, and fight for the country! Zuo Yu traveled through time and obtained the Big Explosion System of Science and Technology, which allowed him to randomly light up any branch on the science and technology tree and obtain the corresponding industrial system. When they first entered the battlefield, the lords of the Kachin State received strong support from the White Eagle State and quickly armed three reinforced battalions and prepared to attack Zuo Yu. However, a swarm of drones was dispatched and destroyed him instantly. Did you successfully create a crossbow? I have enough rifles in my warehouse to arm a division! Have you created heavy armor and are not afraid of arrows? So can you withstand a 155mm heavy artillery round? The aircraft carrier is laying down dumplings, the air and space forces are in place, and the torrent of steel can be launched at any time! Let me ask, who dares to fight with me? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.