It has a long history and is a well-known old-fashioned medicine. It has been marketed around the world as a panacea since 1838. In 1838, pharmacist Henriques created a potion based on mint and ethanol called Double Flying Man. The trademark Double Flying Man was proposed from then on, but it didn't really get started until 1857. The two world wars promoted the development of Shuangfeiren brand, because Shuangfeiren's multi-function made it very popular and it was an indispensable potion for soldiers at that time. Shuangfeiren is widely recognized for its comprehensive functions, including colds, stomachaches and vomiting, mosquito bites and itching, indigestion, burns, toothaches and headaches, relieving heat and refreshing, driving wind and rescuing emergencies, sea sickness in boats and cars, disinfecting and relieving inflammation. effect. Shuangfeiren has now authorized Shuangfeiren Pharmaceutical (China) Company, and its series of products include Shuangfeiren Refreshing Water, Shuangfeiren Anti-Acne and Clearing Marks Series, etc.