using paper bags instead of plastic bags has been developed successfully: Honeycomb Paper Rolling and winding machine, honeycomb paper core cushion express delivery envelope bag-making machine (abbreviated as: Honeycomb paper envelope-making machine) , pressure bubble paper forming machine, pressure bubble paper compound machine, bubble wrap cushioning express mail envelope bag-making machine (abbreviation: Bubble paper envelope-making machine) , corrugated paper cushioning mailer envelope bag-making machine