According to what I know that the production area in Hunan Province is less.Because the price in the last price is not good.Besides,the labor workers in the village mainly go to work in the city.In Xiangfan,Hubei Province,because the economic value of planting the corn is so bad that the farmers change to plant the sesame.The sesame plating area is increased much.In Pingyu and Zhumadian city of Henan Province,affected by the leading of the government to develop the sesame industry and the poor benefit from the corn,the sesame planting area is two times as that in the last year.In Anhui,Jiangsu and Jiangxi Province,it is the planting area of corn and rice.But because the price of the rice and the corn is poor,most of the farmers choose to plant the sesame and its planting area is increased.