This machine is suitable for heat-sealing and heat cutting such materials as BOPP,OPP thermal contracting films,etc.And it is a kind of ideal equipment for making socks bag,towel bag,bread bag and ornament bag,etc.The machine has such characteristics as length fixing by computer,photoelectric tracking,stable performance(cast iron structrue) and high speed,etc.And has such functions automatic gluing,automatic punching and lace heat-sealing,etc.