酒香不怕巷子深

jiǔ xiāng bù pà xiàng zi shēn

fragrant wine fears no dark alley (idiom)

quality goods need no advertising

jiǔ

wine (esp. rice wine)

xiāng

fragrant

no; not so

to be afraid

xiàng

lane

zi

noun suffix, as in 椅子[yi3 zi5] "chair"

shēn

deep (lit. and fig.)