"Shuǎngkǒuyuán" Lanzhou fresh lily series, from above sea level 2200 meters highland plantations, selection of high-quality fresh growth of 3-6 years Lanzhou Lily as raw materials. Usage of a leading international physical sterilization preservation process in the export food processing plants, with the original ecology, all natural and no additives, retaining the cleared sweet glutinous taste and effective nutrients of Lanzhou lily. For it's green health, nutrition secure quality, "Shuǎngkǒuyuán" Lanzhou fresh lily product was awarded the " Green Food' logo by China Green Food Development Center in 2012