The largest rice factory in Hengyang, Hunan Province is Jiao Shan Rice Industry Co., Ltd. Hunan Jiao Shan Rice Industry Co., Ltd. was established in 1992, and has developed from a small rice processing workshop into a leading agricultural industrialization enterprise in Hunan Province integrating grain planting, storage, processing and sales. It is a national-level grain and oil processing demonstration enterprise. 20 13 Jiao Shan brand rice was awarded the well-known trademark of China, and passed the quality system certification of ISO900 1:2008: 2008 and the green food certification. The industrialization project of rice deep processing with an annual output of 500,000 tons is a key construction project in Hunan Province, and it is also an important grain and oil deep processing project implemented by the governments of Hunan Province and Hengyang City. It will play a positive role in improving the content of agricultural science and technology, increasing the added value of agricultural products, promoting farmers' income and improving the competitiveness of Hunan's grain industry in the country.