China Southern 4,10,11,19,30

China

4:

paper bag

pointy bottom

tear off tab

manufacturer in the right

straight cut

10:

paper bag

pointy bottom

tear off tab

straight cut

11:

glossy paper

pointy bottom

no tab

straight cut

19:

paper bag

pointy bottom

manufacturer in the right

no tab

straight cut

 

30:

paper bag

pointy bottom

tear off tab

manufacturer in the left

 

straight cut

identical print on both sides

30: front and backside!