An unidentified visitor (2nd R) takes a selfie at a booth of the 19th Shenzhen Wedding Expo at Shenzhen Convention and Exhibition Center yesterday. Shenzhen offers a huge market for wedding businesses. Official statistics show that the average spending among Shenzhen residents on weddings was 3,831 yuan (US$555) last year. The three-day expo attracted exhibitors from a number of countries. Sun Yuchen