Product Inspection Service China


Expert Pre-shipment Inspection & Quality Control for Global Buyers

Too big or no/minus gap between lid and cup body | Stainless steel bottle


Defect: Too big or no/minus gap between lid and cup body | Stainless steel bottle
Cause: 1)Cap mold is bigger / Smaller; 2)Tool of neck, thread rolling, mouth welding.. is bigger or smaller or aged which will make the screw thread neck longer or shorter.
Solution: 1)Every product with function must be full reviewed & applied before mass production. 2)Make an inspection tool checking neck height for every piece of stainless steel bottle body.
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 →