Link-Tronics . 12630 Westminster Ave. #A, Santa Ana, CA 92706. Phone:714-554-8677. Hour: M-F 10AM-6PM. Founded in 1994. Link-Tronics is a leading memory module and laptop seller. Link-Tronics sells the highest quality memory and laptop at unparalleled value...thus making us the number one choice for computer memory and laptop provider. It's the place to find great deals on memory and laptop. It's where wholesalers, government, school buy memory and laptop from us. Link-Tronics is committed to quality and to client service. Our aim is to meet our client's needs by giving them quality products and service. We stand behind our products with LIFETIME WARRANTY on all NEW memory, one year warranty on all USED memory , and one month warranty on all LAPTOP. We are Amazon top-rated seller, we consistently receive highest buyer's rating,we ship item quickly "ship same day if order receive by 4PM PST except weekend or holiday" ,we have earned a track record of excellent service on Amazon.