yananjujube is a kind of active components of highest in our nation.According to Beijing university college of pharmacy,laboratory yanan date containingactive carbon,fatty oil,medicinal ingerdients,can be made through the purification of blood pressure,improve cardiovascular function and the conditioning function of the nercous system drugs,in particular the effective medicinal Suanzaoren component saponin content of 1.1353%,internal quality,ranked highest in the country. yananjujube is not only the treatment of neurasthenia,insomnia and more dreams and other drugs,the main raw material,date's pulp and peel,but also processed into juice and jujube sauce.