China Inspection

CTS SERVICE LIMITED
Shenzhen WeCheck CTS Co Ltd

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Preshipment Inspection > Electrical Electrics Appliance Steamer Fan Coffee Machine Maker Blender Mixer Iron Juicer Cooker


Most appliances are mainly made in Foshan Guangdong, and Ningbo Zhejiang, we have been operating Pre-shipment Inspection there for years, and have very skilful inspectors over the areas.


There are lots of appliance manufacturers in Ningbo, and the nearby cities. We have been doing home appliance quality inspection for years.


For electrical appliance inspection, or household appliance preshipment inspection, the general inspection procedure will be:

  • verify the finished, unfinished, packed, unpacked quantities of each styles;
  • general carton packing methods
  • opening up the carton, gift box, inner packing;
  • barcode, SKU numbers, logos etc.
  • Weight, measurements of the carton, gift box, and the actual products;
  • Some tests that can be done onsite to see if any problems
  • Visual defects of the random samples;

electrical appliance quality inspection

Onsite Quality Inspection checkpoints for appliances:


  • Perform a carton drop test on the export cartons: 10 times (1 corner 3 edges 6 faces)
  • Smell check-check if there are any strong offensive odor-II
  • Perform a rub test for printing and marking ; Adhesive test for coating if applicable-For rub test: The durability of the marking is checked by trying to remove it by rubbing lightly for 15 s with a piece of cloth soaked with water and, after drying, for a further 15 s with a piece of cloth soaked with petroleum spirit; if the spirit not available, use the 95% alcohol - After the test, the marking shall be legible, marking labels shall not be easily removable and they shall show no curling.
  • Check if the base of the item wobbles by placing it on a flat, glass surface--II
  • perform quantity and assortment check in each package--S3
  • Perform a strength check.-Test all connections using normal force.-II
  • Perform a humidity test on solid wood and MDF parts with wood humidity tester (brand name: Testo), Please fill the detail finding table for wood humidity test. The sample should be taken:
    - On S3;
    - In at least 10 different cartons
    - Provide at least 1 picture for each measurement point position (to show where the test was done = 3 pictures totally)
    -Check the humidity for wood: check 3 points(a, b and c) per unit- For wooden items, the humidity tolerance for April to October: 12% Max -II
  • Perform a fatigue test on all adjustable parts.--S2
  • Check all the accessories with the item.--S2.
  • Perform an assembly check.--II
  • Perform a Hi-pot testing -II
  • Perform a voltage range test -II
  • Perform the standard power test-II
  • Function test : ----II
  • Run the test work for 4 hour ----S2
  • Leakage current test----II
  • Perform an internal check.-Take all related pictures to show special requirements. ----S1 (5 Pcs)
  • Perform a life test. Continue to run this test during the whole inspection period. ----S1 (5 Pcs)
  • Perform UPC Barcode scan check


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


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