China's largest coffee chain, Luckin Coffee, opened its first two stores in the United States on Monday, marking its entry into the competitive American coffee market.

Luckin Coffee Inc., the Chinese chain that overtook Starbucks back in its home market, is turning up the heat with the opening of its first US locations in New York on Monday.

Luckin Coffee, the largest coffee chain in China, has opened a pair of locations in New York. And that could put an added emphasis on Starbucks’ ongoing turnaround plans, as Luc