... ability to offer prototype and rapid turn around PCB Assembly for surface mount, mixed technology and conventional PCB assemblies. Our company ... the R&D, specialized in the rapid prototyping, customized electronic product design,manufacturing, marketing and service of OEM/ODM production. -Electronic ... Tol (+/-)CNC: ±0.125mm, Punching: ±0.15mm Reliable supplier! Superior product! led display board