I Have a Black Technology Refuge

If one day, the global climate plummets, every piece of land is swallowed up by ice and snow, every snowstorm will destroy everything, and humans lose all dominance on the ground and can only hide underground and eke out an existence, what will you do? If the endless ice and snow is just a prelude to the real doomsday, what should you do? Chen An, who traveled through time before the disaster broke out, unexpectedly awakened his own shelter system. While most humans are fighting over a can of cans, he has already begun to think about what kind of fruit will be for dinner. While most humans are desperately mining coal in mines at minus 40 degrees Celsius to keep warm, his mining robot has already begun to search for the next mine with a stock of tens of millions of tons. When a majestic giant city once again stood on the surface of the earth, and the heat source brought by the heating core melted the ice and snow for thousands of miles around, humans finally understood that Chen An was the savior of mankind... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.