A, bags should be in strict accordance with the bags production process a single request or more or less. Appearance should be beautiful, wireless head, no pollution, no damage, bags printing pattern is clear, accurate position.

Second, the parts are not allowed to have a defect, peculiar smell and the base cloth, coating is firm, no floating film phenomenon.

Three, sewing requirement:

1, sewn to size according to the requirements of process single + 1 CM, 0.7 0.9 CM/needle stitch.

2, start-stop must be in with a suture needle in overlapping 5 cm (pin up check needle), strengthen the cloth stitching at the top left, stitches, 1 cm from the edge, material bag is the stitches 1 cm from the edge, down with the needle.

3, according to require the use of sewing thread, sewing thread is allowed to overlap, leak, floating line, like now, such as leaks, the kang tightness of up and down the line.

4, sewing lines head length is not more than 1.5 CM.

5, the square bag stitching must be from the Angle of less than 10 cm.

6, condole belt, strengthen cloth, bags are not allowed to have joint fault location, seam slanting, seam slant, seam ground phenomenon.

7, the main body and the bottom seam, double flanged than qi, sewing line 3, 2 cm width, no apparent fold, uniform line to line, do not overlap, pin up check needle.

Sewing thread is apart from the edge to 0.5 CM, 8, condole suture condole belt head. 1 CM, main body harness to divide.

9, strengthen cloth, cover, chrysanthemum mouth (10 cm by 10 cm), don't have to take off the wire, hot melt material.

10, sewing chrysanthemum mouth strengthen cloth, rope part 3 cm, the remaining part 2 cm, cover sewing 10 cm.

11, cast, PaiKou top and bottom seam, the suture pressure inside. Within the circle at the bottom of the marks are not allowed to be crossed. Seam of the second, the first 0.5 CM distance, are not allowed to overlap.

12, the main body joint, position under the strap, the width of 3 cm (12 cm) consumption, seam 3 line.

13, cast, PaiKou tie, lanyard, labels on the same axis.

14, quality inspection on the label number, number, number sewing worker to clear.

Four, according to the size folding, neat and beautiful appearance. The LOCK locks to be flat. Cover to be flat. Outlet knot matter. Strengthen the rope rope head of 10 to 15 cm, slightly tightening feeling. Five, inner bag is better transparency, surface without impurities, no pollution, heat sealing strong, black spots without leakage, breakage, etc., as a effective size + 1 cm to 2 cm.