Wumi supermarket does not have caviar. Caviar to be in the network shopping, such as Taobao, Jingdong, caviar, also known as caviar, for the sturgeon eggs, salmon eggs and other cured products, is a rare delicacy, with foie gras, black truffles and known as the world's top three luxury cuisine. In the 19th century, caviar was provided free of charge as a snack in American bars, and European fishermen fed the eggs to pigs or threw them on the beach and let them rot.