Is there an auction record of Yang Jiaxing's calligraphy?

Yang Jiaxing's calligraphy has an auction record. According to relevant public information, at the Guardian 2 1 auction held in March, 20 18, a group of Yang Jiaxing's calligraphy inscriptions were sold for as much as 532 10000 yuan. 20 19 March, Yang Jiaxing's calligraphy ink was sold at the auction of China Calligraphy and Painting Auction Co., Ltd. at a sky-high price of1200,000 yuan.