1, rice is native to China and India; China is one of the origin of rice, seven thousand years ago, the Yangtze River Valley in China's ancestors had planted rice.

2, rice is the fruit of the rice grain, rice grain after removing the husk is called brown rice, brown rice can be obtained by milling the bran layer of rice. Nearly half of the world's population to rice as a staple food. Rice in addition to edible, but also brewing, sugar for industrial raw materials, rice husk and straw can be used as livestock feed.

3, China's main rice producing areas are mainly in the northeast, Yangtze River Basin, Pearl River Basin. Rice is a direct cash crop, and rice is the staple food for residents of northeastern and southern China.

4, China's scientists have made rare contributions to rice research: Academician Yuan Longping is known as the "father of hybrid rice", Zhu British academician has made outstanding contributions to the research of hybrid rice, the farmer Hu Dai-shu invented rice regeneration and so on.