Introduction to Weng's calligraphy: All Weng's calligraphers are good at calligraphy, and those with profound skills and reputation form the Weng's calligraphy group. Among the Weng family, Weng Tonghe is the most famous. He deeply understood the essence of Yan Zhenqing's calligraphy and wrote calligraphy works of art with his own personality, thus forming a unique calligraphy style of Wengzi and becoming an influential calligrapher in the late Qing Dynasty.