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Quality control process: Quality inspection standards and procedures for tin box and tin can packaging factories

Nov.20.2025

Quality control process:

Raw material inspection - Check color value before printing - Check color and tin material after tin return - Check cutting machine inspection - Sign bulk sample before production - Production inspection - Packaging line inspection - Finished product shipment inspection.


Sampling process:

Check the color content - check the quality of the draft - sign the first article confirmation


Mold R&D

mold modification

New mold opening

existing mold

Process design documents

typesetting

Color matching of printed paper draft

Printing tin material

Mold installation

die adjustment

Sample version

Sample self inspection

Customer confirmation: Corrective and defensive measures for NG nonconformities.

OK

Customer places an order

Pay 30% of the payment for the goods

Design layout

Corrective and defensive measures for non-conforming printing tin materials.

Confirm if the colors are the same and cut the tin material


Install molds

Engineering department debugging

Quality inspection first board confirmation - NG nonconformity correction and defense measures.

Is it the same as the sample

On the first day of online production, employees conducted low yield trial production -----NG Non conformance Correction and Defense Measures.

OK

Normal production output

Full quality inspection

packaging

Install tin box accessories

clean

Full product inspection

packaging

warehousing

The customer pays the full amount

Arrange shipmentQuality control process:

Raw material inspection - Check color value before printing - Check color and tin material after tin return - Check cutting machine inspection - Sign bulk sample before production - Production inspection - Packaging line inspection - Finished product shipment inspection.


Sampling process:

Check the color content - check the quality of the draft - sign the first article confirmation


Mold R&D

mold modification

New mold opening

existing mold

Process design documents

typesetting

Color matching of printed paper draft

Printing tin material

Mold installation

die adjustment

Sample version

Sample self inspection

Customer confirmation: Corrective and defensive measures for NG nonconformities.

OK

Customer places an order

Pay 30% of the payment for the goods

Design layout

Corrective and defensive measures for non-conforming printing tin materials.

Confirm if the colors are the same and cut the tin material


Install molds

Engineering department debugging

Quality inspection first board confirmation - NG nonconformity correction and defense measures.

Is it the same as the sample

On the first day of online production, employees conducted low yield trial production -----NG Non conformance Correction and Defense Measures.

OK

Normal production output

Full quality inspection

packaging

Install tin box accessories

clean

Full product inspection

packaging

warehousing

The customer pays the full amount

Arrange shipment

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Contact

Company phone: +86 0769-86957656/+86 0769-86957858


Phone: 13642872419/18510314939


Company email: 1413737461@qq.com


No. 8, Dongyuan 2nd Road, Lianhu, Tangxia Town, Dongguan City, Guangdong Province, P.R. China