5G communication technology has injected strong impetus into the intelligent development of coal mines. This paper expounds the definition of 5G technology and its advantages in terms of speed and capacity, analyzes the multiple application scenarios of 5G in the intelligent construction of coal mines, and faces the application challenges of 5G technology in the intelligent construction of coal mines, and puts forward practical response strategies accordingly, providing a reference for the promotion and application of 5G technology in the field of intelligent coal mines.