Since 1979, Qiushi has established a worldwide sales network and international trade foundation, with customers in Europe, Japan, North America, South America, Southeast Asia and other countries. Initially supplied to domestic and foreign trade companies in the 1990s, and then took the lead in exporting to foreign countries. The sales model has always been in the leading position in the industry. In the past, the distribution center of international casings was in Hamburg, Germany, but now it is moving to northern China. Many overseas organizations have set up offices, testing agencies and warehouses in the Qiushi factory. Qiushi has also gone out to Germany, France, Japan, the United States, and Canada , Eastern Europe, Southeast Asia, and CIS countries to build a sales network.