The 5G intrinsically safe base station board is an indoor integrated small base station equipment that adopts the Qualcomm chip solution and is based on 5G NR technology. It adopts a design of integration of baseband and radio frequency, supports Sub 6G frequency bands (2.6G/3.5G), supports Ethernet and SFP optical port backhaul, and is a low-cost solution for coal mine underground tunnels and increasing network capacity.