We are one leading professional plastic molding injection, metal stamping, aluminum extrusion, aluminum/zinc die-casting, molds tooling, CNC machining parts, electronic PCB circuit layout/design and PCB Assembly and finished electronic audio devices such as HI-FI LOUDSPEAKERS, (TUBE TYPE) AMPLIFIERS, HEADPHONES, BLUETOOTH STEREO SPEAKERS designer and manufacturer at our China factory.Per our mechanism engineering supports and technologies, we have our design house (support by CAD or Pro-E software etc.), tooling shop (CNC, machining, quick 3D printing prototyping, milling, EDM, wire cutting, drilling, taping, polishing, coating), metal stamping room (by continuous progressive process) and plastic molding room (by injection molding, over-molding, insert-molding, double colors molding process), color painting and letterings pad-printing job at our China factory. We can give you quote promptly if you can send us 2D or 3D drawings with dimension, specifications or by your samples offer.Per our electronic hardware and software programming supports and technologies, we offer PCB design/layout/assembly, IC software programming design and development, OTP/Masking, Wire bonding, COB, SMT/Stuffing PCB/electronics assembly, testing, packaging and shipping fully in-house manufacturing abilities and capacities supports. We may have your PCB gerber file and BOM list or IC design file for study to quote you the BEST prices, too.In short, we may do the quick prototyping job of your OEM finished electronic device by 3D printing/CNC machining and electronic PCB assembly for your wanted physical working sample study to build your cutoms design project at our China factory..Any questions, pls let us know. Welcome for your OEM/ODM projects to work out together at our China factory soon.Tks and best regards,Johnson Ho (China mobile# & WhatsApp#: :+86-13509206515)TOP CELL INDUSTRY CO., LTD.E-mail: eg8499(at)ms11(dot)hinet(dot)netSKYPE: topcellindustryco