Emma Woollacott reports: Swiss events organizer and marketing company MCH Group was hit by a malware attack on Wednesday (October 20), and says it is working to get systems up and running again. The company has more than 700 employees and runs around 90 exhibitions, including the Art Basel shows in Basel, Miami Beach, and Hong Kong, as well as the watch and jewellery show Baselworld. Read more on The Daily Swig.