The 300 Nm³/h automatic blending Ar+CO₂ gas supply system for China National Heavy Duty Truck Group in Jinan, constructed by our company in 2020, has been completed and successfully delivered. This project has overcome numerous challenges associated with centralized gas supply, driving the rapid advancement of process gas technology across the Jinan region and serving as a key benchmark case for the Huaxin Fluid brand in Jinan.