About Chunma

Company Overview

Chunma Trading Company was founded in 1981 by Young Hyun Jung and his brother Duke Jung. The company began as an international trading company dealing with various household merchandises including stuffed animals and electroplated tablewares.

The company changed its name to Chunma Corporation in May 1990, and began the manufacturing of heat-shrinkable closures and magnetic devices and equipment.

Duke Jung succeeded his brother Young Hyun to run the company in Jan. 1999. He successfully led the company through the difficult period following the Asian financial breakdown.


Young Hyun Jung
senior corporate advisor

Young Hyun Jung who served as a diplomat in Japan founded Chunma Corporation in 1981.He possesses keen appreciation of business, international relations, and art. Young Hyun is an alumnus of Hitotsubashi University (B.A.) and Waseda University (M.A.).

Du Hyun “Duke” Jung

Duke Jung is an energetic businessperson with a global perspective and an outgoing personality. He established overseas business with his brother Young Hyun at Chunma. Duke is an alumnus of Yonsei University (B.S.) and Abilene Christian University (M.B.A.).

Certifications and Awards

Chunma is an ISO 9001:2000-certified company, satisfying the standardized requirements for a quality management system.

For three consecutive terms of 2007, 2008, and 2009, we have been acknowledged by KT, Korea’s leading telecom company, as Best Partner of the Year for the outstanding quality of our products and services.

We hold international patents on the technology for various telecom cable-related products.


Our head office is conveniently located in Oksu-dong in the middle of Seoul city where we have great access to main highways that leads to all four directions. “Oksu” subway station is right next to us. It takes about an hour to get to our office from Incheon Airport.


Headquarters (Seoul, Korea)
367-6 Oksu-dong (4F), Sungdong-ku,
Seoul, Korea 133-100

Phone: 82-2-2298-9071
Fax: 82-2-2298-5852


Chunma Yongin Factory
656-7 Duksung-ri, Edong-myeon,
Yong-in, Gyeonggi-do

Phone: 82-31-332-7363
Fax: 82-31-332-7311