Extremely Cold Apocalypse: I Took My Wife and Children to Survive to the Extreme

The world suddenly plunged into eternal extreme cold, with temperatures falling below minus 90 degrees, and all modern civilization frozen! Veteran Lu Dong is trapped in the apocalypse with his wife and children. Supplies are running out, neighbors are coveting them, and there is an extreme cold wave. The family is desperately trying to survive. In the permafrost wasteland, can they keep their family and preserve the last spark of civilization for mankind?