Different kinds of food warmer quality inspection:
Glass refill thermal food container /hot pot/lunch box,food warmer,electric food warmer,Thermal food warmer,Water Proof Plastic Food Warmer,Stainless Steel Electric Food Warmer
Pictures
1.Appearance quality:the surface of the product shouldn’t have visible defects(dirty,Scratch mark,etc)
2.Quantity
3.Workmanship:defective list
4.measurement :size & weight
5.Barcode test
6.Logo 3M Tape test
7.Packing
8.Basic function test ( check Grid/Color changes/high tension test)
9. Smell check