Tontek Circuits is a professsional precision multi-layer circuit board manufacturersService: 1 to 10layers for mass production, Max 14layers for samples or small lots , including Thick Gold plating, Blind/Buried vias, High frequency ,Metal Core boards, Impedance controlling, High TG , Thick copper ,Aluminum basedPromise and Philosophy: ?To win customer?s satisfaction with our best quality & service?; providing competitive service to save customer?s *.