明代
Hongwu time, but since the Department of its membership to Suzhou, I can not test. However, Ni Zan, "Yunlin set" a "gift SHEN order to sell Mexican poetry," said: "seclusion Weng Shen Wu city, burning ink to self-sufficiency, so can not stand upright, empty sack those who are. Tobacco thin clear plastic , if the point of ink painting. Modern difficult to be carry on. gift for Fu Yan. "era, last name, in line penetration 11, the school Weng Sun of the word, following the almost Secular? Following the Sun Ziyun, first taught by Sanqu ink division, and later obtained from a monk ink formula, and then recorded in a book. Where to Figure 20, one or each of said plan. Mohist of the actual ancestors of modern manufacturing too.