Seven-character or five-character poems praising coal mines or workers need to be original. The rest is not limited. You've been a big help!

Black head, black face, black clothes, no food every day.

In order to get rid of the underground gold, we need a burning stove.

The cloud drill starts from here, and the shovel flies in that carriage.

Everyone works hard and promotes safe production every day.

Hehe, just a few words. No meals means that the meal time is not fixed.