paper bag making machine ,double layer ,with 4 colors in line


video link in youtube :

https://youtu.be/pIVkwrWV_Hg
squaer bottom double layer paper with 6 colors in line :
https://hongyingmachinery.en.made-in-china.com
Square bottom with handle punching in line automatically
video link as below :
https://youtu.be/gqJu7rxfdxY



video link in youtube :

https://youtu.be/pIVkwrWV_Hg
squaer bottom double layer paper with 6 colors in line :
https://hongyingmachinery.en.made-in-china.com
Square bottom with handle punching in line automatically
video link as below :
https://youtu.be/gqJu7rxfdxY
