Rubber Compounding Division
CMB Rubber Division


Seoul Fine Tech
most reliable
It is a rubber material company.

Reliable Company

With the goal of becoming ‘the most reliable CMB company in Korea’, excellent research personnel will protect customers with the latest research equipment. Since 1987, we have been on the path of manufacturing CMB (Carbon-black Master Batch), supplying compounded rubber that meets the quality required by our customers in the right place, and conducting follow-up management to avoid any inconvenience to our customers. We know that is our highest goal. Based on the industry’s best facilities and inspection equipment, and excellent research personnel, we are committed to becoming the most reliable CMB company in Korea by being faithful to our needs and maintaining trust with our customers.

  • Construction division established
  • Acquired IATF-16949: 2016 certification
  • Completion of integrated computer system construction
  • Establishment of CMB Corporate Research Institute
  • Completion of CMB new factory expansion
  • Established Fine Chemicals Division
  • Groundbreaking for CMB new factory expansion
  • Changed company name to Seoul Finetech Co., Ltd.
  • Yuseung Trading merged with Fine Material Industry
  • Established Yuseung Trading
  • Established Fine Material Industry

Seoul Fine Tech
is the customer


As ‘the most reliable CMB company in Korea’
We will stand by our customers.