Feedback Technology Corp. manufactures, processes, and sells components for the semiconductor, LCD, LED, medical, display, solar, and aerospace industries in Taiwan. The company offers high-precision machining, such as ion implanters, optical silicon/quartz, and stainless steel/AI parts. It also provides integration services, including zone controller boxes, cryo pump and e-chuck repair/overhaul, HOT N2 heater systems, mechatronics engineering services, PTFE heating jackets, silicon rubber heating jackets, touch panel controller boxes, and turbo pump repair/overhaul. Additionally, the company offers helium leak detectors, MV multi-traps, pureron gas filters, SiC coated susceptors, and silicon boats for vertical furnaces, as well as electroless nickel plating, optical coating, and anodizing products. Founded in 1991, it is based in Hsinchu City, Taiwan.