The plant, which employs advanced degermination technology, will produce high-quality grits, flour, and feed byproducts.
Thal Ltd. said high-quality storage will be used for major grains such as wheat and corn.
Producers who had invested heavily in pesticides, fertilizers, labour, and rented land said they expected better returns, only to be disappointed by low market prices.
Conab credited growth in cultivated area, up 1.9 million hectares to 81.7 million, and favorable weather.
The event will celebrate millers who have demonstrated outstanding performance in food fortification.