The geological growth conditions of Huanglong Gongmi are special. The field belongs to the soil and the yellow mud field of the soil. The field water is turbid all year round, and the soil is rich in trace elements. The soil contains various trace elements such as silicon, iron, phosphorus, zinc and selenium. Traditionally planted, rice processing is not polished, no pigments and preservatives are added, rice grains are oval, the surface is smooth, translucent, crystal clear, delicate and shiny. The rice has strong swelling, the rice is constantly waisted, the aroma is rich, the viscosity is moderate, the oiliness is moderate, the glutinous, the smooth and refreshing, comparable to the Thai rice and the northeast rice.