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☆Our History Jan 11th 1990 Saejeung Enterprise in Busan formally established, making auto control and measuring equipment for the plastic industry. Mar 5th 1993 Sedling-21 series butt welding machine research and development successful. Start mass production of Selding-21 series butt welding machine. Mar 13th 1994 The company headquarter moved to Seoul, South Korea. Selding-21 series hot melt butt welding machine was the preferred welding equipment in Sought Korea. Nov 9th 1995 Start research and development of special electric welding machine (Sef-s1... [Details] |