The Guiling capsule is a famous product of the Shanxi Chinese Herbal Medicine Co and a treasured part of the nation's medicine.
They have been used to treat ailments for hundreds of years to reinforce bodily functions, for neural problems, and for improving metabolism and muscle strength.
In the 20th century, they won various domestic and international awards, one at the Agriculture and Commerce Ministry’s National Products Exhibition, in 1915, and at the Panama Pacific International Exposition, 1915, the first Shanxi Products Exposition, in 1919, and the West Lake Exposition, in 1929.