1. Liu Zhifang is the vice chairman of Yantai Laishan Calligraphers Association and Hard Pen Calligraphy Association. He is good at hard pen calligraphy and has a unique creative style. His hard pen calligraphy is of great artistic value.
2. Liu Zhifang's hard-pen calligraphy works are well-preserved, appraised by professionals, and have high collection value. Therefore, Liu Zhifang's calligraphy is worth collecting.