Hae-Doo Inc.
- Dealer in and exporter of spare parts and kits.
- http://www.coreaproducts.com/

Hyo Seong Electric Co., Ltd.
- Maker of electric motors for automotive applications. [Korean, English, Chinese]
- http://www.hyoseong.co.kr/

Leewon Precision Co., Ltd.
- Maker of engines, cam shafts, valves, pins, shafts, transmission and chassis parts. [Korean, English]
- http://www.lwp.co.kr/eng/

Dongbo Chain Ind. Co., Ltd.
- Power transmission and conveyor chains. [Korean, English]
- http://www.dongbochain.com/

Castec Korea Co., Ltd.
- Manufactures a variety of automotive parts. Company profile with information on products and manufacturing process. [Korean, English]
- http://www.castec.co.kr/

Kukdong Jeyen Company, Ltd.
- Maker of anti-freeze, brake fluid, and grease. [Korean, English, Chinese]
- http://www.jeyen.co.kr/index_e.html

Daejin Industrial Co., Ltd.
- Manufactures spoilers, bumper guards and roof carriers. [Korean, English]
- http://kosp.co.kr/

Seven Truck
- Sells used Korean heavy equipment, trucks, buses, and parts. [English, Korean]
- http://www.seventruck.com/

Kukdong Jeyen Co., Ltd.
- Brake fluid, anti-freeze fluid, lubricants, and other automotive chemicals.
- http://www.jeyen.com/en/index.html