... etc. Enterprises.Automatic hardcover book binding machine,Main performance:1. made of better structural section, the binder is solid, steady, durable ... 4. sun cutter, grooving cutter etc. main components are made of imported materials to ensure the stability of milling back and grooving, and ... real time of circuit sine curve heating and glue trough made of all-aluminum ensure collosol to be uniform.6. ...