This solution is specifically designed for highway tunnel scenarios, focusing on key scenarios such as single-bore tun-nels twin-arch tunnels, and tunnel clusters Leveraging Clanzhi’score products incuding optical modems,industit-l-grade corrosion-resistant and shockproof housings, and high-gain anti-interference antennas, it establishes a1our-levelall-optical network architecture of front-end terinal – zonalaces – coretransmission – management andscheduling'”. The solution centers on “high stability and redundancy,interference and weather resistance, emergencypriority, and centralised management’, and is compatible with diverse services such as tunnel monitoring, emergencybroadcasting. trafic guidance.,wired interoom and fire alarms t addresses chalenges ke signal bstruction in tunelnvironments requent equipmentalures, and interruptions in emergency communication, providing relable networsupport for the sale operation of highway tunnels.