1. Artistic value: Geng's calligraphy works have a unique artistic style, combining traditional and modern elements, forming a unique calligraphy style, showing outstanding skills and aesthetics in composition, pen and ink, which is called an artistic treasure. This outstanding artistic value makes the works popular with collectors and art lovers, thus increasing their value.
2. Scarcity: The number of Geng's calligraphy works is limited, and scarcity will lead to goods being traded at high prices.