Cutting plotter mainboard+connect cable+ interface board with COM port and USB port, vinyle cutter board

Cutting plotter Mainboard + connection board + connect cable, vinyle cutter mainboard
These parts can be fix with different brands cutting plotter, for example, JK, JT(Jintian),FY, LK, JYT, XY, HF, SH series brands.

Now all cutting plotters are serial port + USB Port.

If you bought one cutting plotter many years before, you have to change the 3 parts, because old version are serial port + parallel port, unitl now no these parts.