The world's longest Christmas cake, a 1,068 meter-long vanilla flavored log with a bitter chocolate cover, created by 80 cooks, is displayed at a hotel in Shanghai on Thursday. The cake is achieved a new Guinness World Record during a charity event on the day, aimed to raise funds for children with cancer. [Photo/CFP]

The world's longest Christmas cake, a 1,068 meter-long vanilla flavored log with a bitter chocolate cover, created by 80 cooks, is displayed at a hotel in Shanghai on Thursday. [Photo/CFP]