ACA Technology Inc. was founded in January, 1995. ACA has been selling silicon wafers, optical materials world wide since then. With both experienced marketing and engineering teams, ACA has enjoyed fast growing business in world electronics market. We believe that high quality products and excellent service are the most important elements for our customers. ACA Technology Inc. provides 4″ – 8″ lapped, polish, and epi silicon wafers. ACA Technology Inc. also provides SOI wafers, silicon carbon materials, and optical materials.