Established in 2004, Union Circuits is well-known as a professional Printed Circuit Board manufacturer and exporter located in Shenzhen, China, dedicated to produce quick turnaround Prototype and small to medium volume PCBs. It was founded by a group of PCB experts who have decades of experience working in the PCB industry. With more than 15 years’ effort and our great valued customers support, so far for now Union Circuits own four modern factories with state-of-the-art equipment, each one focus on different market & products positioning to better serve our customer requirements. There are two Rigid PCB factories, one focus on quick turn small volume PCBs production, another for medium size orders which located in another city outside of Shenzhen with about one hour and a half driving away. One FPC factory and one PCB Assembly factory, both located in Shenzhen. We own the factories, knowledge and industry experience to act beyond your expectations, we are always striving to be the best.