Yunnan walnut grow in Yunnan-Guizhou Plateau, average altitude is 3000-4000 meters, it is the only high-altitude walnut in China and the world, walnut trees grow naturally and organically in the mountains. Therefore Yunnan walnut color is more white than any other types walnut and  deeply loved by consumers at home and abroad. The planting area and output of Yunnan Walnut both rank first in China. For packing we use vacuum packing mostly which can keep walnut kernel in best condition during long shipping. Henan Alchemy Food set Workshop in Yunnan