Before 2008, the average oil production rate of newly cultivated soybean varieties in China was still lower than that of soybeans originating in a certain country  However, from March 2008 to April 2010, after careful cultivation by scientific and technological personnel, the average oil production rate has increased a lot
The average oil production rate of local soybeans cultivated after April 2010 is higher than that of soybeans imported from a country in the same period.
 So far, although the average oil production rate has not increased, the gap with the average oil production rate of soybeans imported from a certain country is narrowing