Exoskeletons, anyone? China showcases next-gen technology at annual trade fair

From drone lasers to lightweight exoskeletons, Chinese manufacturers used the country’s biggest trade fair to showcase a new wave of hi-tech, and sometimes quirky, hardware to global buyers this week. The vast range of next-generation devices – often on offer at surprisingly affordable prices – is the product of a relentless innovation drive under way in China, as firms plough funds into research and development to cope with intense competition at home and rising trade barriers overseas. The R&D