セーレンＫＳＴ Company Profile

We aim to be a company that contributes to society worldwide through the deposition processing of silicon wafers.

Seiren KST Co., Ltd. provides various film deposition processing services for silicon wafers, focusing on oxide films, to customers around the world. Our representative product, the thick thermal oxide film, is shipped to customers globally as an essential material for optical communication components, which are experiencing market expansion in areas such as 5G and data centers. Additionally, we offer SOI wafers that achieve high quality and short delivery times, with production capabilities that can accommodate everything from prototypes (small lots) to mass production for MEMS and power semiconductors. We aim to continue contributing to society broadly through silicon wafer film deposition processing and to be an indispensable company for our customers.