When China’s coronavirus cases stabilised in March and domestic tourism began to resume, Trip.com Group’s co-founder and executive chairman James Liang Jianzhang traded his formal business attire for ancient Chinese clothing, known as hanfu, to host live-streamed shows selling travel packages and hotel room bookings.Liang’s entertaining video campaigns, incorporating traditional Chinese performance arts such as crosstalk and Sichuan “face-changing” opera, have made him an internet celebrity.His…