WIN Semiconductors Corp., founded in 1999 and headquartered in Taoyuan City, Taiwan, is engaged in the research, development, manufacturing, marketing, and sales of gallium arsenide (GaAs) wafers. The company operates in Taiwan, Asia, the United States, and Europe, offering GaAs monolithic microwave ICs (MMIC), radio frequency ICs, foundry services, testing services, design support, and high-frequency packaging and final test services. It also develops and trades hog farming technology, and is involved in investment, logistics management, and marketing activities. Additionally, it researches, manufactures, and sells high-density gene chips, biochip optical readers, and micro-electrophoresis analyzers, as well as farm feed development and trading. The company also develops and sells a diagnostic tool for endometrial cancer and provides information software services, biotechnology and pharmaceutical testing, and biotech research and development.