huò​zhēn​jià​shí

authentic

货真价实 (貨真價實) huò​zhēn​jià​shí
authentic idiom
genuine, real, or true in nature or quality

He passed all the tests and is a genuine technical expert.

fair-priced goods idiom
selling genuine goods at an honest or fair price

This time-honored shop has always offered genuine goods at fair prices and has a good reputation.

Frequency

Movie subtitles
2.71 per million appears in 1% of films
Written text
1.50 per million

Sources

Definitions
CC-CEDICT