The High-Tensile Round Chain Connection Device for Linfen Baixiang Mining Vehicles is meticulously engineered to excel in the challenging and dynamic conditions of underground tunnels. This hard coupling device outperforms traditional soft couplings, offering exceptional reliability when navigating inclines, declines, and sharp turns. Designed to eliminate vehicle collisions during multi-vehicle transport operations, it effectively addresses critical issues such as front lifting, rear compression, and operational accidents that can occur during ascent, descent, and turning. This innovative solution ensures seamless and safe transportation, setting a new benchmark for reliability and operational safety in the mining industry.