Founded in 1990, Unimicron grows from a small company into the world's largest PCB substrate manufacturer with a capital of US$483 million. Unimicron continues investing in innovative products, and is specialized in PCB and IC carrier technology, which include High Density Interconnection boards, multilayer Chip Scale Package, plastic BGA, flip chip CSP, embedded passive substrate, and flip chip BGA. These technologies match well with the development trend of consumer electronics, communication, and personal computer related products. APM is an affiliated company of Unimicron Corporation.