How to choose frozen foods for the Chinese New Year?

With just a few days until the Spring Festival, everyone is busy buying New Year's goods. My family and I went to a large supermarket near our home, and each of us grabbed a shopping cart. It was a sea of people, with crowds coming and going. The checkout lanes were as crowded as the ticket gates at a train station. It seems that shopping before the New Year is also a very physically demanding activity.

We followed the list we had made at home, picking out items one by one. Then, my family member heard an announcement from the frozen food section: "Frozen foods are on sale, buy one get one free!" They immediately said to me, "Let's go take a look?" I replied, "No, not for now, because frozen foods need to be kept frozen, so we'll buy them last." Hearing my words, my family member gave me a thumbs-up: "Impressive! You really are the nutritionist Xiong Miao. We'll listen to you and buy them last. But while you're at it, could you also explain how to choose frozen foods? Alright? I'll be in charge of paying for the food today, haha:  

Many households have frozen foods in their freezers on a regular basis, and it's even more necessary to prepare for them during the New Year, because hot pot requires such ingredients. Speaking of frozen foods, let's first understand what ready-to-eat foods are:

What are ready-to-eat foods:

速 means fast 速

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