failure display .
4. High sensitivity photocell tracing , input cutting sealing position digitally , extra accuracy .
5. PID control temperature independently which is more suitable for packing different materials .
6. Recoprocating type sealing device , firmer sealing , no wasting in mould sealing cutter.
7. Gusset sealing device , more beautiful bag shape , improving products level .
8. Positioned stop function , without sticking knife and saving film .
9. Simple driving system , reliable wo