China: BASF has begun trial operations at its mononitrobenzene plant within the integrated 400,000t methylene diphenyl diisocyanate (MDI) complex in Chongqing, China. This MDI site covers an area of more than 50 hectares, including facilities of 400,000t/yr of Mononitrobenzene, 300,000t/yr of aniline, 400,000t/yr of crude MDI, and an MDI splitter with a capacity of 400,000t/yr. Mononitrobenzene is a precursor for the production of MDI, a component for polyurethanes.