Founded in 1983 , Xixia Hengchanglong Products-Developing Station integrated with the production , distribution and foreign trade affairs，which is a civil comprehensive commercial trade ***** main business includes the development , purchase, processing, supply and export for kinds of natural wild edible or officinal mushrooms, such as Lentinus edodes , Ganoderma lucidum , Polyporus umbellatus, Boletus edulis, Grifola frondosa, Agaricus bisporus, Coprinus comatus , and many special local products such as chestnus, Chinese goosebeery, dried persimmon, gingkgo, Chinese wood oil, honey as well as Chinese medicinal herbs such as cornus officinalis, Angelica, yam, honeysuckle, Forsythia , etc