First glance:
(shopping bag)
1. Whether the shape of the schoolbag is full, whether the arc is natural, whether the pasting is flat, whether the corners are symmetrical, whether the fabric has obvious defects, and whether it is neat and clean.
2. Whether there is empty needle, missing needle and skipping needle in the suture trace.
3. Whether the name and address of the manufacturer and the materials used for the products are indicated on the identification.
Second Try:
(shopping bag)
1. Whether the zipper is pulled smoothly
2. Whether the handle and strap are firmly sewn (pull it with a little force by hand)
3. Is the handle comfortable to hold
4. The supporting part on the back of the schoolbag should have soft and elastic cushioning treatment, and there should be no edges and corners with pressure concentration when carrying.
5. The schoolbag Belt should not clip the neck of the backpacker
6. The length of the schoolbag belt shall be flexibly adjustable and firmly locked.
Third Note:
(shopping bag)
The surface of plastic and metal accessories installed on the schoolbag shall be free of sharp tips and burrs, so as not to damage human body or hook clothes during use
