Experts fished out an authentic Yangcheng Lake hairy crab from the store's tank and compared it with the hairy crabs purchased by the reporter at the farmers' market.

Authentic Yangcheng Lake hairy crabs: green back, white belly, yellow hair and golden claws.

The hairy crabs procured at the farmers' market: two have differences, and the back color is not so green, slightly yellow.

The second step: belly comparison

Yangcheng Lake hairy crabs: belly is rice-white, rather than pure white.

The farmers' market procurement of hairy crabs: one has a stick mud umbilical abdomen, crystal white; another belly is more yellow.

Experts told reporters that the reporter procured two hairy crabs are most likely due to the breeding on the low pond, so there are mud stains on the belly, and some stall owners in order to look good, will be the pond crab belly bleaching, so the surface looks particularly white, appear to be somewhat abnormal. Therefore, the pure white belly of the crab may be processed counterfeit Yangcheng Lake hairy crabs, the crab's belly with stains, may also be counterfeit. There will be a reaction when you lightly press the crab's feet.

Step 3: Compare crab legs

Yangcheng Lake hairy crabs: the end of the crab legs should be golden in color and full of fine and dense yellow hairs.

Hairy crabs purchased from farmers' markets: the legs should be slightly lighter in color and have relatively sparse hairs.

Step 4: Smell

Yangcheng Lake hairy crabs smell like grass, not mud.