First of all, pre-prepared dishes are those in which the ingredients and seasonings are prepared in advance through pre-processing and pre-packaging, so that consumers only need to heat or simply cook them for consumption. Mr. Tian's braised pork, on the other hand, needs to be cooked and seasoned on-site according to individual tastes and preferences.

Secondly, the list of ingredients for Mr. Tian's Braised Pork includes panko, salt, sugar, green onions, sliced ginger and cooking wine, which need to be processed and prepared on-site, rather than pre-processed and pre-packaged.

Therefore, Mr. Tian's Braised Pork is not a pre-packaged dish, but a dish that needs to be cooked and prepared on-site.