High Quality Content by WIKIPEDIA articles! Semiconductor Manufacturing International Corporation, (abbrev. SMIC, NYSE: SMI, SEHK: 981) is a semiconductor foundry in mainland China, providing integrated circuit (IC) manufacturing services at 350 nm to 45nm technologies. Incorporated in the Cayman Islands and headquartered in Shanghai, SMIC has wafer fabrication sites throughout China, account management offices in the US, Italy, and Japan, marketing and customer service offices in Taiwan and Israel, and a representative office in Hong Kong.