They left the other side's Capital Main City and entered a Secret Military Base roughly 110 kilometers from the center of their capital.
Directly above and diagonally across from this military base was an Air Force Base, while the Secret Military Base was located at the Air Force Base's northeastern corner.
The place both sides entered through was a Logistics Supply Building within the Air Force Base.
This Logistics Supply Building stood at the northernmost edge of the entire Air Force Base. South of the building lay the entire base, including the runway, hangars, ammunition depot, fuel depot, and so on.
Underground to the north of this building lay the Secret Military Base.
After entering the underground Secret Military Base, they descended nearly 300 meters below ground. That was quite a depth. They had not even struck an underground river, so it seemed the area had been surveyed beforehand.
"This is one of our secret bases. In fact, when we decided to place these things here, we had already considered that if anything went wrong, we would simply blow this place up and bury them deep underground," Director Liu explained to Jiang Yan Hai.
Jiang Yan Hai nodded. They had indeed made thorough preparations.
They did not tour the entire base. Instead, they took the elevator straight to the lowest level. There were naturally staff members here, but they did not change clothes or anything. Once they reached the bottom floor, Jiang Yan Hai followed Director Liu into the main control room.
"Display Target Number 1," Director Liu said as soon as he entered.
A staff member immediately began operating the controls. Then an image appeared on the large screen before Jiang Yan Hai and the others.
A teardrop-shaped mechanical object about one meter tall and two meters long sat