Barbecued pork noodles are barbecued pork, and sparerib noodles are ribs. See which one you like better.
Mixed noodles originated in Fuzhou, Shaxian and other places in Fujian. Cantonese call it fishing noodles. In Xinjiang, mixed noodles is a traditional snack, commonly known as noodles. The practice is to mix the drained noodles with food in sauce, and sometimes add some ingredients, which is very popular in China.