VenHub Global Inc. plans to undertake a direct listing on a US exchange after the developer of fully automated retail stores abandoned an earlier plan to go public by merging with a blank-check firm.The company, which uses robotics and artificial intelligence to automate its operations, filed confidentially with the US Securities and Exchange Commission last week, according to Shahan Ohanessian, VenHub’s founder and chief executive officer. In a direct listing, a company lists on a stock exchang...