China signaled on Tuesday that it is willing to go further than before in its trade tit-for-tat with President Trump by hitting a top American biotechnology company. China’s Ministry of Commerce said it would ban Illumina, a San Diego company, from importing its gene-mapping products in China. Illumina is the world’s leading producer of gene-sequencing […]

Minutes after President Trump’s latest tariffs took effect, the Chinese government said on Tuesday that it was imposing its own broad tariffs on food imported from the United States and would essentially halt sales to 15 American companies. China’s Ministry of Finance put tariffs of 15 percent on imports of American chicken, wheat, corn and […]