The utility model provides an afterbody heated surface tube panel, which comprises a housin, over heater, high -temperature economizer, flue gas guide device, ammonia injection grid, catalytic module, low -level (stack -gas) economizer, air heater has set gradually in the casing from top to bottom, catalytic module includes the catalyst body, set up in catalyst body wearing and tearing can effectively be reduced through setting up the ceramic honey comb layer in the ceramic honey comb layer of catalyst body upper surface, the life of extension catalyst body, and reduction in production cost, the ceramic honey comb layer can prevent effectively that the surface of catalyst body is stained with the ash moreover.