昆山阳澄湖大闸蟹是远近闻名的美食，其出产的阳澄湖大闸蟹品种纯正，青背、白肚、黄毛、金爪，膏厚黄多肉实，口感微甜，不腥，是螃蟹中的上品，深受沪港澳等地市场的欢迎。但是有许多并非阳澄湖出产的螃蟹也冒充阳澄湖大闸蟹应市，一些购买者不辨其真伪，出了大价钱买了冒充 Yangcheng Lake in Kunshan hairy crabs are well-known food, its production of Yangcheng Lake hairy crabs varieties pure, green back, white belly, yellow hair, golden claws, cream thick yellow meaty, slightly sweet taste, not fishy, ​​is the crab in the top grade, by Shanghai, Hong Kong and Macao markets such as the welcome. However, there are many crabs that are not produced in Yangcheng Lake, but also posed as Yangcheng Lake hairy crabs. Some purchasers do not identify their authenticity,