清和製作所 Company Profile

Challenging new materials! Pioneer in the manufacturing and processing of vacuum containers.

Seiwa Manufacturing Co., Ltd. is engaged in the design, manufacturing, and assembly of labor-saving machines, various jigs, and vacuum equipment. In particular, in the design and manufacturing of vacuum containers, we handle the production of experimental equipment parts for various research institutes, including universities and government agencies, and we have received high praise for our quality and reliability. Under the belief that we do not allow compromise, we are committed to producing high-quality products.