Who is the foreigner who raised cattle and finally made beef jerky?

Owen Ernst and Joan Hinton. Owen Ernst and Joan Hinton are American citizens. In 1970s, Owen Ingest and Joan Hinton took their children to settle in Beijing Nanyuan Hongxing Farm. Raising cattle became their lifelong career. Finally, by chance, they made beef jerky. Dried beef is dried meat marinated with beef and other seasonings. The air-dried beef in beef jerky comes from the war grain of Mongolian soldiers, which is convenient to carry and rich in nutrition.