Gùkè tóusù le hǎojǐ cì, kèfú què yìzhí bùlǐ-bùcǎi.
The customer complained several times, but customer service kept ignoring it.
Tips
usage
The frame 不 + verb + 不 + verb doubles a negation for emphasis: 不闻不问 "to show no interest at all", 不慌不忙 "calm and unhurried". 睬 "to take notice of" almost never appears without a negative.
