Liu Duo
First, [Qing] Anhui Wuwei. Brother Yong Sen is good at drawing. Tudor's portrait especially killed Xiao. Lu zhoufuzhi
Second, [AD? From 2000 to 1233, Zi Wenzhong was a strong man in Jizhou. Born in an unknown year, he died in the second year of Tianxing, Emperor Aizong of Jin Dynasty. I had learned more than one hundred words before I could speak. And teaching and understanding people. Be honest and don't be partial to customs. In the fifth year of Cheng 'an (AD 1200), he was promoted to a scholar. In the second year of Yuanguang, he served as a doctor too often. Change the Ministry of War to Foreign Minister, and take Wuchang Army as the deputy envoy to be the official. There are many collections of works, Zhongzhou Collection, which have been published worldwide. Self-styled Mr. Liu Xi.
There are two people upstairs, Liu Duo (born in 1943), whose name is Chueh-min, and whose name is Qing-tang. Of course, there are many "Liu Duo" who don't know when your work is. The collection value excludes factors such as fame and age, and mainly depends on the artistic value of the work! (The defective products of famous artists also have no collection value)