The straight distillation modified special material of our refinery is used for deep processing, and the customized and modified asphalt can meet the customer's various needs in terms of indicators and performance. The product has excellent stability, high and low-temperature performance, aging resistance, and anti-fatigue performance. It is used in highways and Tibet border highways, safeguarding the lifeblood of border defense. High-performance SBS-modified asphalt and SBR-modified asphalt, respectively, reach the international advanced and international leading levels. It is awarded Shandong Quality Brand and Shandong Famous Brand in 2023.