Air China 3,6,7,19,20,64,69,70

China

3,6,7,19,20,69,70: „TEAR OFF“ upside down

• paper 
• flat base
• tear off strip
• attached tab
• straight cut

          20:          small red arrow

          7,19,69: medium long arrow

                                    7: plastic tape on base

                                  69: different font of „TEAR OFF“

          3:             large red arrow

          6,70:       super large red arrow

                                    6: manufacturer in the right gusset:         

64: „TEAR OFF“ not upside-down

• paper 
• flat base
• tear off strip
• attached tab
• straight cut