超级市场是以顾客自选方式经营的大型综合性零售商场。春节期间顾客的需求量变大，超市的销售量也增大，很多顾客担心超市会在这个时候提高商品的价格。
In many supermarkets in China, edible oil has become a popular product with all kinds of discounted offers before the Spring Festival. Many major brands are labeled with 10 percent off offers, and many big packages are wrapped with an extra bottle of oil as gifts for customers.
But in fact, 60 percent of the edible oil sold in China relies on imported soybeans each year. Starting from October last year, edible oil prices have increased by 25 percent globally, and the production costs from many Chinese edible oil processing companies have jumped 20 percent. Researcher Li Nan explains
