Seen in the tea leaf-shaped sheet are three stamps introducing Unjong tea (Kangryong black and green teas) and Kaesong Koryo Insam (ginseng) tea against the pictures of the Kangryong Unjong Tea-growing District and some contents of history book "Samguksagi (Chronicles of the Three Kingdoms)" that summarizes the tea plantation started from the period of the Three Kingdoms (early 3rd century B.C.-middle 7th century A.D.) in Korea.

The tea culture of Korea associated with the wisdom of ancestors has been brought into full bloom in the era of the Workers' Party to be conducive to promoting health and emotional life of people.