As announced by COFCO, one of the few companies allowed to import corn, there are 12 kinds of GEM corn allowed into use in China, among which 6 were are from Syngenta: insect-resistant maize MIR604, herbicide-resistant maize GA21, insect resistance and herbicide tolerance corn Bt11 × GA21, insect-resistant maize Bt11, insect-resistant maize Bt176, quality improvement corn 3272.
China Bio news release, July 10, 2014