Xuan Paper from , , is the fourth treasure of the Chinese study. As noted by the heir of the Xuan paper maker in Jing county --- Cao, Tiansheng, who had his PH.D from the Political Science Research Center at The People University in Beijing, Who was also once a historical committee member of the Chinese Paper Making Association. Since the mid of last century, numerous occasions of spies from England and Japan, fake into the villages of Jing county to learn about the secret of making Chinese Xuan paper. After these people went back to their own country, they wrote and published how the Chinese made their Xuan paper. In 1909, the Japanese even took some samples of Qing Tang tree to , but the researchers cannot identify the tree, because it's not grown in . After 1937, using the opportunity of invading , the Japanese shipped some Qing Tang bushes to . But the climate in did not fit the tree to grow well. The paper made from the tree fiber was inferior. Later after opened it's door, spying on the technique of making Xuan paper became much easier. But no matter how other paper makers imitated the technique, no one can make the same Xuan paper made in . This is because the minerals in the water of the springs and the climate in Jing county for growing the special tree fiber was vital for the quality of the absorbency of the paper. We are so proud that we are able to offer all the artists who loves art the Xuan paper made from it's original village for thousands of years!