The Mandarin Chinese comparison which means “less than” is constructed with méi yǒu:
Noun1 méi yǒu noun2 Stative Verb.
This translates as:
Noun1 is not as SV as noun2.
The Stative Verb (SV) is a verb describing a state or condition which is quite static. Examples of Stative Verbs are tall; expensive; and important.
The Nouns can also be noun-phrases such as such as “those people,” or “the tables in this room.”
Examples of Méi Yǒu
Chicken is less expensive than beef.
Jī ròu méiyǒu niú ròu guì.
I am not as short as my cousin.
Wǒ méiyǒu biǎoqīn ǎi.