1. Complete products contract PCB assembly and manufacturing services for car radar sirens start engine and turbo CPU control unit 2. Circuit boards 1 to 22 layers PCB layout, fabrication, assembly and box build 3. Active and passive components source is directly from original manufacturer by our overseas procurement office: Tokyo, Singapore, Hong Kong 4. Enclosure cabinet case plastic injection molding. metal stamping, manufacture and assembly 5. High-precision 0201 size components SMT technology and lead-free RoHS technology SMT process