A joint team of Heilongjiang University, FU Honggang, and the Jinan Shengquan Group have found a procedure to prepare graphene from corn cob cellulose. The production line allows for an output of 100 t/y and will be further scaled-up. China produces 100 million tons of corn cobs per year, mostly in Shandong, Hebei aund Liaoning province.

China Bio news release, May 23, 2017