Which episode is Yangzhou under the fortune-telling of Qianlong?

Which episode is Gan Long Yangzhou eating crab roe soup packets?

28 episodes. This is the 28th episode of eating crab soup packets in Yangzhou, Gan Long. In the 28th episode, Gan Long visited Yangzhou incognito, and tasted the crab yellow soup packets in Yangzhou. This story comes from "Gan Long Going Down to the South". Gan Long made a tour of southern China incognito, and then tasted many southern crab-yellow buns in a steamed bun shop in Yangzhou.