The combine harvester commonly used by farmers for wheat harvesting is actually an industrial miracle that can rival shield tunneling machines and aerospace rockets? Why does this device, which sounds a bit outdated, have such a high status?

Heilongjiang Beidahuang is located in the core area of black soil in Northeast China. It is not only an important commodity grain base in China, a "ballast stone" for ensuring national food security, but also the main battlefield for large-scale modern agriculture.

In the farmland, grain harvesters equipped with intelligent navigation are shuttling back and forth. Harvesters, transfer vehicles, and grain trailers work together to carry out a "hand in hand" joint operation.

Currently, it is a critical period for production during the "Three Autumn" season. On the morning of October 15th, in the ten thousand acre cornfield, golden waves surged and agricultural machinery roared. Large tractors and combine harvesters shuttled back and forth under the control of operators.

Why is the increase in grain production due to the dry weather this year? "When the local drought situation is obvious this year, we coordinated the opening of gates to divert yellow water for irrigation.