Shanghai RJ-Tech Co. is one of new high-tech enterprise who focuses on technology of high-precision PCB (Printed Circuit Board) and energy-saving LED lamp design and manufacturing .

Now RJ-Tech owns a manufacturing fabtory of 10,000 Square meters, with 600 employees. Our products cover various industrial application including telecommunication, computer application, industrial control, high - end consumer electronics, automobile , aerospace, military use etc.. our products are also exported ...