Jiaonan Ruilin Square training class is very good. Qingdao Sanshan Caotang is the only calligraphy professional training institution in Qingdao that enrolls students nationwide. Sanshan Caotang calligraphy training class enrolls students in Ruilin Square in Jiaonan. Sanshan Caotang calligraphy training class has a good teaching environment. 150 square meters teaching hall is spacious and bright, with strong teachers. It is taught by members of China Calligraphers Association and young calligraphers in Huangdao District, and the teaching quality is very good.