Hand warmer quality inspection:Hand warmer,Electric warming treasure,hot pad,heater hands
Different kinds of hand warmer quality inspection:
plush hand warms，cartoon warm hands，mini hand warmers,rechargeable hand warmer,hot cold pack ,hot warm muse pad ,feet hands
Pictures
Some common factors of hand warmer quality control:
1.Appearance quality:the surface of the product shouldn’t have visible defects(printing,stitching,dirty 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
9.Electric test
10.pull test
11.Explosion-proof test
12.Measurement of insulation
