As US President Joe Biden nears the 100-day mark in office at the end of April, his administration has not only stayed the tough-on-China course set by his predecessor but gone further, said Joseph Liow, Dean of the CoHASS, Tan Kah Kee chair in comparative and international politics, and professor at the RSIS, NTU. Decoupling – the definitive buzzword in the lexicon of Sino-US relations during the Trump years, has continued apace and expanded into just about every sphere of bilateral ties – from trade to textiles, rare earths to regional diplomacy. The opinion piece discusses the contradictions and complications involved.