SPIL is one of the world's leading providers of advanced semiconductor assembly and test services. Founded in 1984, SPIL has become a strategic manufacturing partner for fabless design houses, integrated device manufacturers and wafer foundries globally, providing our customers with a broad array of package design, assembly and test solutions and also building a strong reputation for high quality products and services. SPIL's headquarters is located in Taichung, Taiwan. Our offices in China, Japan, Singapore, and throughout the United States offer convenient support to customers' headquarters.