Hengshun Balsamic Vinegar to the Rescue

In the early Western Han Dynasty, a plague broke out in the Huainan area. Sun Shouyi and Han Danfeng introduced Heshun balsamic vinegar and joined forces with the famous doctor Chun Yuyi. After hard work, they finally eliminated the plague and were rewarded by Emperor Wen of the Han Dynasty with a plaque titled "Hengshun balsamic vinegar".