Apart from its TSMC-led silicon-based semiconductor ecosystem, Taiwan also plays a crucial role in the development of compound semiconductors, including the second-generation semiconductors GaAs and InP and third-generation SiC and GaN. As a leading Taiwanese GaAs foundry, Win Semiconductors has built a solid presence in the handset-use power amplifiers (PA), 3D sensors, optical components, LiDAR, and even satellite RF chips. In an interview for the "Silicon Island Chronicles" documentary conducted as part of DIGITIMES's 25th anniversary, Win S...