Defect: Puffing sound when sit quickly | full wrapped leather chair
Cause: only 4 air venting holes, which can not release air swiftly.
Solution: normally at least 6 holes around 2cm required for venting air
Typical: * * *
Rework difficulty: * * * *
Rework collateral risk: * * * *



🔍 Looking for reliable product inspection service in China?
With 17 years of on-site QC experience, we can help you catch these issues before they ship at $168/man-day.
Learn more →