Zyle Daewoo Bus, formerly "Zyle Daewoo Commercial Vehicle" is a South Korean manufacturer of buses and is majority owned by Young-An Hat Company, based in Busan. It was established in 2002 as a successor to previous merger, Daewoo Motor Company. These buses are primarily used for public transportation. Daewoo Bus has been in a partnership in 2006 with GM Daewoo.

GM Korea Company is the South Korean subsidiary of multinational corporation General Motors and the third largest automobile manufacturer in South Korea. GM Korea's roots go back to the former Daewoo Motors vehicle brand, which was split from its parent company, Daewoo Group, in 2002. In addition to importing vehicles for sale into South Korea, the company also operates three manufacturing facilities producing vehicles for the domestic market and for export. The company also operates GM Technical Center Korea, a design, engineering, research & development facility for various GM products, primarily small-size cars.