China has opened an antitrust investigation into Trip.com Group, the country’s largest online travel services provider, weeks before hundreds of millions of people on the mainland go away on holiday during the Lunar New Year break. The State Administration for Market Regulation (SAMR) on Wednesday said the group – operator of namesake platform Trip.com, Skyscanner, Ctrip, Qunar and Dutch site Travix – abused its “dominant market position” and engaged in “monopolistic practices”. The...