Is Yao's precious calligraphy valuable?

Worth some money. Yao, a native of Yuanqu, Yuncheng, Shanxi, is a master of contemporary calligraphy in China. In 2007, he held a personal painting and calligraphy exhibition in the Great Hall of the People, and exhibited a long and huge calligraphy work "Tao Te Ching", which was sold at a high price of 2.2 million RMB and was highly collectible and reported by more than 30 media at home and abroad.