Qigong (1912-2005), courtesy name yuanbai, manchu, is a senior professor at beijing normal university. he is a master of chinese studies who is a scholar, calligrapher, painter, connoisseur and poet. his calligraphy created the "qi gong style", which is thin, handsome and well-structured, and is well-known at home and abroad. he is good at painting landscapes, bamboos and rocks, and has a scholarly style. as the core of the ancient chinese painting and calligraphy appraisal team, he has made outstanding contributions to the appraisal of national treasures. he was a modest and humorous man who was indifferent to fame and wealth. he set up the "liyun scholarship" from the sale of calligraphy and paintings to repay his kindness. his knowledge and personality are both models for future generations.