Introduction to the Kailuan Historical and Cultural Wall: The total length of the Kailuan Historical and Cultural Wall is 133 meters, which means that it took 133 years to build the Kailuan Garden. In the middle, "Kailuan Fu" is written in gold-leaf calligraphy, and its prose is vigorous, vigorous and unrestrained. There are eight reliefs on both sides: the source of roads and mines, the cradle of the city, the foundation of the party, the soul of the nation, the dawn of the mine, emergency rescue efforts, miracles of disaster resistance, and everlasting foundation, giving an overview of the glory of mining history.