Cao Changgen's seal cutting skills are superb, his cutting skills are refreshing, and his freehand brushwork is full of ancient and modern charm. Cao Changgen, whose real name is Cao, is a member of China Calligraphers Association and a young calligrapher. From 65438 to 0978, he began to study calligraphy seal cutting, and studied under the famous calligraphy seal carvers, Cha, Fu Jiayi, etc. His seal cutting works have won many awards or been selected for the calligraphy seal cutting exhibition organized by China Calligraphers Association.