The mountain king snake (scientific name: Lampropeltis pyomelana), with a body length of about 100 cm, likes to hide under fallen leaves and fallen trees near the water. Mainly distributed from southern Arizona to northern Mexico, inhabiting montane coniferous forests and scrub areas below 2,700 meters above sea level.

Using Shan Wang snake wine can promote blood circulation and dredging collaterals, expel wind and dehumidify and heat-clearing and detoxifying effect. For wind-fire toothache, sore throat, lung heat cough, herpes zoster, lumbar muscle strain and rheumatic arthralgia, it can relieve and improve the effects of wind and fire. It can also be used to treat bruises and fractures, lumbar muscle strain, Damp-heat jaundice, blood in the stool, hematemesis and hematuria, external use also has a certain effect on sores and boils.