Shandong kunda biotechnology company limited , one subsidiary of Hongda Group,established in December,2009, is located in Yimengshan mountains areas,linyi city, Where is rich in sweet potato ,and it consist of 70% of all the planted areas in china.it is within 200km away from the Qingdao port and Lianyungang port. In the yimengshan mountains areas,the scenery is very beautiful, the air is fresh, and the quality of water is good ,no polluted. Use the qualified water and sweet potato ,we produce liquor,sweet potato starch ,and sweet potato noodles，sweet potato pellets feed,ethylamine,diethylam