SUPPLEMENTARY INFORMATION:BackgroundOn March 11, 2021, Commerce published in the Federal Register the AD order on R-32 from China. [ ]Scope of the OrderThe merchandise covered by this Order is difluoromethane (R-32), or its chemical equivalent, regardless of form, type or purity level. R-32 is also referred to as difluoromethane, HFC-32, FC-32, Freon-32, methylene difluoride, methylene fluoride, carbon fluoride hydride, halocarbon R32, fluorocarbon R32, and UN 3252. Excluded from the current scope is merchandise covered by the scope of the antidumping order on hydrofluorocarbon blends from the People's Republic of China. See Hydrofluorocarbon Blends from the People's Republic of China: Antidumping Duty Order,81 FR 55436 (August 19, 2016) ( Blends Order).