Guo Yufu graduated from the Chinese Department of this school with a bachelor's degree and a master's degree in calligraphy, and is one of the first 100 excellent calligraphy teachers in China. He has been teaching for more than forty years, mainly studying inscriptions and assisting students. Participated in many national large-scale calligraphy competitions. During this period, brush calligraphy works and hard pen calligraphy works won the first to third prizes in national competitions for many times, and their works were selected into calligraphy albums for many times. Students' brushes and hard pens have won individual first to third prizes in municipal and national competitions for many times, and have won group Excellence awards and winning prizes for many times.
Hard pens mainly include: pens, ballpoint pens, dip pens, pencils, plastic pens, bamboo pens, wooden pens, iron pens and so on. , with pen and ink as the main carrier to express writing skills. It has the characteristics of convenient carrying, quick writing and wide use value. The difference between it and the soft pen is that it turns the rough stippling of the soft pen into a slender stippling and removes its muscles and bones.