Choong-Yeol Park

Dongsung Chemical Co., Ltd. engages in the manufacture of polyurethane(PU) resin and other chemical materials. Its products include PU for shoes and synthetic leathers, ethylene vinyl acetate and rubber compound. The company was founded in September 1959 and is headquartered in Busan, South Korea.

Dongsung Holdings Co., Ltd. engages in the management of its subsidiaries. It manufactures polyurethane, petrochemical, insulation, gas, medical supplies, plastic products, and real estate leasing. The company was founded on May 1, 2008 and is headquartered in Busan, South Korea.

Dongsung TCS Co., Ltd. manufactures and molds composite materials and engineering plastics for heavy equipment, construction, and aviation industries. Its products include engine hood, battery cover, panels, water tanks, raked wing tip, and wing box extesions. The company was founded on March 2, 1999 and is headquartered in Gimhae, South Korea.

Dongsung Highchem Co., Ltd. engages in the production and marketing of the chemical products. Its product portfolio consists of petrochemical and performance solvents, including paraffin solvents, naphthenic solvents, aliphatic solvents and de-aromatic solvents used for manufacturing clearing agents, thinning agents, rubber release agents and tires; functional solvents, such as de-aromatic solvents, aromatic solvents, ketone solvents, glycol solvents and monomer solvents imported from Exxon Mobile Chemical; organic peroxides, including polymerization initiators and organic peroxides used in shoes and automobile industries; polyurethane, such as thermoplastic polyurethanes (TPUs) for coating and adhesion, and coatings for mobile phones. The company was founded on August 23, 1978 and is headquartered in Seoul, South Korea.

Dongsung Ecore Co., Ltd. is a holding company, which provides green energy solutions. It offers tire-to-energy system, new and renewable energy plant, engineering, and project consulting services. The company was founded on October 1, 2008 and is headquartered in Busan, South Korea.

Part of Dongsung Chemical Co., Ltd., Genewel Co., Ltd. is a South Korean pharmaceutical company founded in 2000. The company is based in Seongnam, South Korea and manufactures pharmaceutical products.