The Jeongan Chestnut is recognized as the best nationwide with its hard texture and sweet taste. It is cultivated in the optimal soil and climate, which are the keys to its good taste. Cracked and vacuum-packed, the Jeongan Chestnut is exported to Japan after processing in a modernized facility. The harvested chestnuts are classified by size into groups to improve the quality of the Jeongan Chestnut.