Computer three-pin five-line stretch sewing machine hum do not move how is it?
Your supplier did not tell you about you, you ask.
I have purchased a number of automatic thread cutting machines at Sambo International Sewing Machine Mall, and they have carefully taught us how they operate.
This can be adjusted, the general computer flat car with the thickness of the sewing material according to the rotation of the trimming line function, so that the length of the thread to minimize.
