Manual noodle for slip surface form, also known as "longevity noodles", in the warring states period has been listed as a tribute, imperial court as early as the Ming wanli years reputation spread, and in the book of famous Chinese food record, now in shaanxi province non-material cultural heritage site.People only with the heart, exclusive passed until now the fifth generation, ancient craft essence is not lost.Each liner after 12 working procedure, 20 hours and pure manual, small pot cooking, no flow process of industrialization, retain the original craft.Use Russia's wheat flour and salt water with high quality natural fermentation, into the heart stem straight into a small hole, each 1 mm in diameter, exquisite and soft palate.