Double layer PCB circuit board FR-4 double-sided pcb, pcb artwork

Aiming to build a comprehensive enterprise serving for upgrading society, facilitating human being, SPT Inc. has closely worked together with universities and institutes to provide updated technology products. SPT Inc. has dedicated mainly to the following sectors: controls ( solution & control products including PMSM inverter driver & control ), industrial solution (Calciner & Temperature Pressure Reducing System) and equipments (mining equipment &...