German companies have little choice but to keep investing in China if they want to remain globally competitive, according to a new study by the German Economic Institute (IW) published amid growing calls for Brussels to take a harder line on Chinese trade practices.German firms invested an additional €5.6 billion (US$6.46 billion) in China in the first half of 2026, up about one-third from the same period a year earlier, according to the IW study published on Monday, which cited German central...