suspected of price discrimination. Sam chocolate coffee Swiss roll is much more expensive in Hangzhou than in Shanghai. The selling price in Hangzhou is 165.9 yuan, while the price of the same product in Shanghai is 95.1 yuan. Sam cake is suspected of price discrimination and the goods are removed from the shelves. Sam chocolate coffee Swiss roll is a dessert introduced by Sam member store. It is a combination of chocolate and coffee. It has a rich taste, and the outer layer is covered with a thin layer of chocolate. When you bite it, the chocolate taste is very rich, but it is not sweet. The coffee roll tastes slightly coffee, and the taste is slightly bitter, and the cream is very silky. This Swiss roll is more suitable for people who like chocolate and coffee, especially for those who want to find a dessert with mellow taste and low sweetness.