Busan, South Korea
TREES Co., Ltd. is a South Korean company founded in 1978, specializing in the manufacturing of Rudder Assemblies for ships. The company has grown to dominate over half of the domestic Rudder Assembly market through the localization and replacement of imported products. TREES produces various components such as Rudder Blades, Rudder Bulbs, Rudder Trunks, and Rudder Horns, catering to both small and large vessels including special-purpose ships. They also manufacture Pre-swirl Ducts to improve propulsion efficiency. The company operates from two production sites in Busan: the main office and a factory in Miyoung Industrial Zone, with an annual production capacity of up to 200 units. TREES is certified by ISO 9001, ISO 14001, and ISO 45001, as well as holds seven classification society approvals for its products.
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