Reverse writing is a common skill in calligraphy. Zang Feng's words look vigorous and powerful, with an inherent implicit aesthetic implication. Reverse the front. When writing, the front of the pen is backward first, and then turned back to the pen. Also known as "oblique front" and "lateral front".
Calligraphy is an artistic expression of the unique beauty of words in China and neighboring countries and regions deeply influenced by China culture. Including China calligraphy, Mongolian calligraphy, Arabic calligraphy and English calligraphy. Its "China Calligraphy" is a unique traditional Chinese character art in China.