The calligraphy of calligraphers in Feng Dan, Liu Can is collected?

Calligrapher Liu's handwriting can be collected. The market price is more than 6000 yuan. Mr. Liu has been invited to write in Zhongnanhai, the Ministry of Foreign Affairs, Diaoyutai State Guesthouse, the Great Hall of the People and other places for many times, and has held more than 20 personal calligraphy exhibitions at home and abroad. His works are collected by many Chinese and foreign institutions and enthusiasts.