Chef Alvin Leung (L) from China's Hong Kong gives an impromptu cooking show at the Bangkok Gourmet Festival 2017 in Bangkok, Thailand, March 3, 2017. Renowned chefs from Asia, Europe and North America will gather in Bangkok to showcase their culinary skills in front of food lovers during the three-day Bangkok Gourmet Festival 2017 which began on Friday. (Xinhua/Li Mangmang)