His publications "The Essence of Chinese Calligraphy" and "Lao Niu Calligraphy and Painting" have had an impact at home and abroad. In 1982, he was invited to Japan to give the "Magic Brush Wang Duo Calligraphy Lecture", which was highly appreciated. An old Japanese calligrapher sent a poem to him and said: "Chinese calligraphers are very romantic and come to Yingzhou happily. The most important thing is a magic pen. Who doesn't know Ru Ziniu?"