Quality Control Management

ASTC Pre-Shipment QC Inspection (PSI)

Pre-Shipment QC Inspection (PSI)

The Pre-Shipment QC Inspection is an inspection of all the finished products, documents, package, shipping marks, quantity etc of your order at the factory. This service shall be performed when the order is 80 -100% completed.

Key features for Pre-Shipment QC Inspection Service:

  • Performed prior to the delivery of the shipment
  • Cater for large orders or the order with strict quality requirements.
  • Prevent any defective products before loading
  • Checking of quality, workmanship and measurements
  • Quantity check
  • Appearance check
  • Style, color & material check
  • Function test /safety check
  • Package details check: shipping marks, label, hangtag, manner of packing, packing qty, safety of packing etc.

ASTC provides a range of Quality Control inspection services for overseas buyers, manufacturers, retailers and bulk commodity traders, including pre-production, during-production, final random sampling, pre-shipment, and loading process supervision inspection etc.


ASTC During-Production QC Inspection (DPI)

During-Production QC Inspection (DPI)

The During-Production QC Inspection is mainly an inspection of semi-products, stock of raw materials, production process, package requirements, workmanship etc during the production of your order in China.

Key features for During-production QC Inspection Service:

  • Performed prior to payment of the rest balance.
  • Cater for large orders or the order with strict quality requirements.
  • Check stock of raw materials and manufacturing process to make sure the lead time is correct.
  • Make sure the factory is strictly following your QC requirement during the production
  • Find out the defects and improve the quality level during the mass production
  • Prevent usage of wrong materials and avoid re-work on your order.
  • Check the packing materials, labels, shipping marks etc regarding your order.
  • Avoid other illegal activities during your order (e.g. Child laborers are not allowed during production.)

ASTC provides a range of Quality Control inspection services for overseas buyers, manufacturers, retailers and bulk commodity traders, including pre-production, during-production, final random sampling, pre-shipment, and loading process supervision inspection etc


ASTC Pre-Production QC Inspection (PPI)

Pre-Production QC Inspection (PPI)

The Pre-Production QC Inspection is an inspection of all the manufacturing equipments & machinery, raw materials, package, materials and components to be used for the smooth execution of your order.

Our inspector shall check whether your supplier can completely understand your requirements or not. The factory’s quality level, manufacturing process, production capacity, production standards, labels, package requirements, stock of raw materials, after-sale services and lead time etc shall also be checked and confirmed in this service.

Key features for Pre-Production QC Inspection Service:

  • Performed prior to mass production
  • Cater for large orders or the order with strict quality requirements.
  • Ensure your specifications and sourcing requirements are correctly understood by the factory
  • Make sure the factory is fully prepared to meet your expectations
  • Prevent any potential flaws and failure in the mass production
  • Checking of stock of raw materials and production capacities
  • Prevent usage of wrong material, wrong components, wrong colors, etc
  • Check other aspects of the supplier required from the clients.

STIN provides a range of Quality Control inspection services for overseas buyers, manufacturers, retailers and bulk commodity traders, including pre-production, during-production, final random sampling, pre-shipment, and loading process supervision inspection etc.


ASTC Sample Inspection Service (SIS)

Sample Inspection Service (SIS)

The purpose of any Sample Inspection is mainly to check the sample quality, labels, package, technical specifications, descriptions, application etc before placing orders. The samples can be kept in ASTC office for future quality control purpose.

ASTC provides a range of Quality Control inspection services for overseas buyers, manufacturers, retailers and bulk commodity traders, including pre-production, during-production, final random sampling, pre-shipment, and loading process supervision inspection etc.


ASTC Loading Process Supervision Service (LPS)

Sample Inspection Service (SIS)

Loading Process Supervision Service means ASTC inspector shall go to the factory's warehouse together with the shipper, overseeing the process of loading on behalf of the clients in China after they pay the factory. The purpose of a Supervision of Loading Process is to make sure the factory will deliver the right Quantity or Quality after the buyer pays the order.

Key features for Loading Process Supervision Service:

  • Quantity check.
  • Package check
  • Record the container No. / truck No.
  • Check the inner and outer side of the container to see if there is any damage / wet / hole / peculiar smell etc.
  • Randomly draw and open some cartons to verify that the goods meet with clients’ specification
  • Supervise the whole loading process
  • Seal the container with the custom’s seal
  • Record the unique seal No. and departure time of container.