这/那 + 类 + Noun
The classifier 类 (lèi) means "type," "kind," or "category." It is used to classify or group things together. When placed after a demonstrative like 这 or 那, it means "this type" or "that type," as in 这类 meaning "this kind of."
这类问题在考试中经常出现。
Zhè lèi wèntí zài kǎoshì zhōng jīngcháng chūxiàn.
This type of question frequently appears on exams.
我不太喜欢那类电影。
Wǒ bù tài xǐhuān nà lèi diànyǐng.
I don't really like that type of movie.
这类食物对健康不太好。
Zhè lèi shíwù duì jiànkāng bù tài hǎo.
This type of food is not very good for your health.