China is grain hoarding

https://asia.nikkei.com/Spotlight/Datawatch/China-hoards-over-half-the-world-s-grain-pushing-up-global-prices 

According to data from the U.S. Department of Agriculture, China is expected to have 69% of the globe’s maize reserves in the first half of crop year 2022, 60% of its rice and 51% of its wheat.