China Targets Nvidia Over 2020 Deal, Straining Trade Talks (2)

China ruled that Nvidia Corp. violated anti-monopoly laws with a high-profile 2020 deal, ratcheting up the pressure on Washington during sensitive trade negotiations.

The US chipmaker was found in violation of antitrust regulations after the acquisition of networking gear maker Mellanox Technologies Ltd., the State Administration for Market Regulation saidafter concluding a preliminary investigation.

The surprise announcement emerged with US and Chinese officials heading into a second day of wide-ranging negotiations in Madrid over tariffs, which could shape the relationship between the world’s two largest economies. Over the weekend, China also said it was launching an antidumping investigation ...