I Created an Era of Technology

On Christmas Day 2028, a black hole appeared behind the moon, and then countless aliens and bugs officially invaded the earth. Faced with aliens whose technology and capabilities exceeded those of Earth, humanity was slaughtered in just a few decades. As a suicide squad, Lin Xiao returned to Earth with the rebirth of technology decades later. After returning, Lin Xiao decided not to let the earth be massacred by aliens again, so he began to develop technology with all his strength, and thus opened the era of science and technology. When the aliens appeared on Earth 10 years later, they faced the railgun that Lin Xiao had already set up. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.