The Appraisal Center Director is a gemologist or manager at the city's largest antique appraisal center. When Su Xiaoxiao brings her grandmother's ring, he examines it and becomes highly excited. He concludes it is a unique emerald ring worth over 2 billion. His expertise validates the ring's value, leading to the sale to Shen Shigang. He is knowledgeable and passionate about rare artifacts, quickly recognizing the ring's significance.