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Preshipment Inspection quality QC check > Shandong Liaocheng Qingdao Jinan Zibo Hebei Cangzhou Shijiazhuang Langfang Tangshan

Shandong and Hebei are famous for their Steel Products, mostly building construction steels, and some chemical product, there is some luggage, hand bags, backpacks in Baoding Hebei. Ferrite spheroidal graphite cast iron and Construction nets in Cangzhou, Steel Bar, Steel Coil in Shandong etc.


Some of the Product Quality Inspection Services are as below:


The Onsite Inspections will check the products as follows:

  • The product labels, markings, Logos and Shipping marks
  • The order quantity vs the finished, packed quantity of each styles
  • Product specs and your requirements
  • The tests and instructions that can be done on-site
  • Measurements and Size
  • Aesthetic, surface and function check
  • Packaging method, safety check

Langfang quality assurance


Example of an AQL checklist:

Sample size Maximum Allowed Total Defectives Result Notes
CRI: 200 0 0 Within AQL
MAJ: 200 10 3 Within AQL
MIN: 200 14 6 Within AQL

3rd party preshipment products goods factory onsite inline final Random AQL PSI TPI FRI DUPRO third party on-site in-line pre-shipment QA control assurance services in China India Vietnam Thailand Malaysia Bangladesh Taiwan.