Why does Shanghai calligrapher and painter Han Jiang write on the streets?

Promote calligraphy and painting works. Hanjiang's calligraphers learned from ancient and modern famous calligraphers and learned from others without being rigidly bound by their predecessors. Hanjiang wrote on the streets because he wanted to promote his calligraphy and painting works. Han Jiang, whose original name was Sun Cunjiang, was born in Shanghai in 1949. His pen name is Han Jiang, and his studio name is Mo Yanlu. Famous calligrapher and painter. He has been fond of calligraphy and painting since childhood, and has strong skills in imitating ancient times. He is especially good at landscape painting.