Turn in Natural Disasters at the Beginning and Build a Doomsday Shelter

[Build a doomsday shelter and launch the rail train plan] On February 1, 2235, Xiao Yun was reborn and returned to before the end of the world! A few months later, the Ice Age came and snow beasts were rampant. Xiao Yun immediately started to promote the plan. After receiving the support of domestic big shots, China's unprecedented national infrastructure construction began! The heavily armed rail train roars like a giant dragon, and the doomsday shelter is impregnable! After the arrival of the Ice Age, the West, which only seeks peace and happiness, begs China to open a sanctuary! But as the supreme commander of the train plan, Xiao Yun had a clear distinction between them and refused them all! Because, deep in the glacier, there are even more terrifying existences...