Precision Grinding Solutions for Diverse Industries
Precision Engineering for Evolving Industry Needs #
TONG YI MACHINERY INC. is dedicated to delivering high-quality grinding solutions that address the evolving requirements of various industries. Our expertise spans research and development, quality assurance, and the creation of customized machinery for specialized applications.
Technological Advantages #
Research & Development #
At TONG YI MACHINERY INC., our R&D team is committed to innovation, continuously exploring new materials and processes to enhance product performance and efficiency. By working closely with clients, we develop tailored solutions that meet the unique demands of sectors such as aerospace, automotive, mold, and semiconductor manufacturing.
Quality Commitment #
We uphold a ‘quality first’ philosophy, striving to improve both our products and services. Our focus on operational efficiency ensures that customers receive reliable, high-performance machinery and support.
Featured Products #
TONG YI MACHINERY INC. offers a diverse selection of grinding machines, including manual, semi-automatic, automatic, NC, and CNC models, as well as double column and rotary surface grinders. Our machines are designed to deliver precision and reliability across a range of industrial applications.
Product Categories #
DOWELL® offers a comprehensive lineup of grinding machines to suit a variety of operational needs:




Industry Applications #
Our grinding solutions are engineered for a wide range of industries, including:
Additional Resources #
- R&D
- Quality Control
- Certified Patents
- Worldwide Presence
- News
- Blog
- Company Profile
- History
- ESG
- Contact Us
- Virtual Showroom
Contact Information
- Phone: +886-4-25560801
- Fax: +886-4-25578474
- Email: info@dowellmachine.com.tw | dowell.tongyi@msa.hinet.net
- Address: No.263, Jiujia 2nd Rd., Houli Dist, Taichung City 421004, Taiwan (R.O.C)