Thank you for visiting!
It is the enterprise DIO leading the best quality.
"Good Quality Live in Hope"
It is a company that researches and practices the best quality with the slogan "the hope of the future and national competitiveness at my fingertips."
We have been recognized in the bellows industry, and we will be a company that always strives to be one of the leading companies by taking the initiative in order to give back the excellent competitiveness in quality.
We sincerely assure you that we will collect your opinions and produce the products you desire.
Please always remember our "Dio Bellows".
Song Song Young
Establishment of 1347-2 Dio, Jungbalsan-dong, Goyang-si, Gyeonggi-do
Delivery of bellows, rubber bellows, EVA, gaskets