raypcb.com focus on offering PCB Manufacturing & Smt Assembly Service with top quality. At RayPCB.com, all the boards will be undertaking the most stringent tests other than the basic visual check. We adopt most of the testing and inspecting equipments of the industry, such as Flying Probe Tester, X-Ray Inspection Machine, A.O.I. Automated Optical Inspection (AOI) Machine. read full review »