Mr. Xuchang (director of Xiling Printing Society and vice president of Nanjing Printing Society) is "a diligent, progressive and knowledgeable calligraphy seal engraver and printing theorist."
Mr. Yang Luan (director of Xilang Printing Society and honorary president of Tianjin Printing Society) has a loud printing style "like the cool wind in Huang Mufu".
Mr. Hu Zhan (academic member of China Calligraphers Association) is elegant and free and easy.
Mr Yu (member of China Calligraphers Association) is an advocate and practitioner of "New Literati Seal Carving".