KOSEM, which prioritizes the value of the customers at the first place

Nice to meet you and welcome for visiting our site sincerely.

KOSEM is the corporation having the appreciation, positiveness,
and the passion and focusing to grow as the reliable corporation which makes the growth with the customers by offering the high quality and service.

KOSEM has been established with the tech-engineers and researchers having the various technology, the know-hows, and experiences for the semiconductor manufacturing equipment. Based on this, we are currently making the continuous growth as the corporation which specializes in the telecommunication and industrial laser diode (LD) manufacturing, semiconductor and general automation equipments.

We will be making the future which makes the growth with the customers by offering the reliable equipments and the services and working hard to be the representing corporation by making challenges with the drastic technology development and the new changes.

We hope for the continuous interest and love so that we could become the major player in the 21st century and also wish for your family’s health and happiness with the sincere.

Thank you.

Sincerely,All executives and employees