Hong-Woo Ryu

Yoosung PM Industry is a South Korean company that manufactures valves. The private company is based in Daegu, South Korea. Shi-Young Ryu has been the CEO of the company since 1993.

Dongsuh Federal-Mogul Co., Ltd. engages in the manufacturing of parts and accessories for motor engines. Its products include light vehicle diesel, mid range diesel, heave duty and gaoline. The company was founded on December 13, 1984 and is headquartered in Ansan, South Korea.

Part of Dae-dong Metal Industry, Co., Ltd., Dongsung Metal Co., Ltd. is a South Korean company that manufactures and wholesales automotive bearings, bushes & sock washers for automobiles. The company is based in Yongdong, South Korea. The company was founded in 1989 by Hong-Woo Ryu. Shi-Young Ryu has been the CEO of the company since 1989.

Dongsuh Federal-Mogul Co., Ltd. engages in the manufacturing of parts and accessories for motor engines. Its products include light vehicle diesel, mid range diesel, heave duty and gaoline. The company was founded on December 13, 1984 and is headquartered in Ansan, South Korea.

Part of Dae-dong Metal Industry, Co., Ltd., Dongsung Metal Co., Ltd. is a South Korean company that manufactures and wholesales automotive bearings, bushes & sock washers for automobiles. The company is based in Yongdong, South Korea. The company was founded in 1989 by Hong-Woo Ryu. Shi-Young Ryu has been the CEO of the company since 1989.