1, Rizo is one of the famous hard pen calligraphers in modern China, and his calligraphy is very famous in China.
2. Zhang Cheng's hard-pen calligraphy works are appreciated and loved by many people, and these works play an important role in our country.
3. Zhang Cheng won the gold medal in the '94 National New Patent Technology Media Exhibition, and was invited to attend the Eureka World Invention Expo in Brussels twice in a row. He has made great achievements in calligraphy.