As a professional PCB manufacturer and with more than 15 years' rich experience in PCB manufacturing, A-TECH is capable of manufacturing various PCB types, include: single-sided PCB, double-sided PCB, multilayer PCB up to 30 layers, Aluminum PCB, flexible PCB, Rigid-flex PCB, HDI PCB, Microwave RF PCB etc. We're skilled in different special pcb technology, include: thick copper PCB, Hybrid PCB, PCB edge plating, Via In Pad(Resin Plugged), Countersink & Countersunk, Half plated hole, press fit hole, control depth routing, impedance control. We can also meet different demands of PCB surface finish, include: HASL, HAL(Lead free), Immersion gold/Tin/silver, hard gold plated, gold fingers, OSP, Peelable mask, carbon ink etc. We have HASL, HAL(Lead free), Immersion gold and OSP surface finish in house to meet majority PCB demands with ripid delivery.