Zheng Da Group's food is halal. Why is there pork?

Zheng Da Group's food is halal, but it contains pork.

Muslim food refers to food slaughtered, processed and produced in accordance with Islamic canon.

In China, 10 ethnic minorities, including Hui, Uygur, Kazak, Uzbek, Kirgiz, Tajik, tatar people, Dongxiang, Salar and Baoan, generally have the habit of eating halal food.

Muslim food includes not only foods that conform to Islamic rules, but also some foods with Han flavor.