Sumiko Co., Ltd. is a company specializing in steel processing and automotive parts production located in Gangseo-gu, Busan, established in 2012. It is a small and medium-sized enterprise led by CEO Lee Jeong-sang and operated by a team of seven.

Sumico Co., Ltd. is a small but strong company that has specialized in the production of metal doors, windows, shutters, and precision steel components since its establishment in 2012, based in the Hwajeon Industrial Complex in Gangseo-gu, Busan. Under the management of CEO Lee Jeong-sang, the company goes beyond simple manufacturing to realize technology-centric values, stably supplying essential processed steel products such as plates and hangers for industrial sites. In particular, the 'Electric Conductive Insertion Plate' patent registered in 2020 clearly demonstrates the company's technological identity through its unique structure that effectively connects two insulated frames.

Business sectors

• Steel Processing and Sales: Sumiko Co., Ltd. manufactures and sells a wide range of processed steel products essential for industrial sites, such as plates and hangers. We provide optimal solutions by adopting a customized production method tailored to customer requirements and site specifications.
• Automotive Parts Production: We operate in the field of automotive parts processing and production, specializing in the production of precision steel parts.
• Ship component manufacturing: We also engage in the business of manufacturing and selling ship components.

Products

• PLATE & HANGER: We focus on the production of PLATES and HANGER, key steel products used in industrial settings, and contribute to various industrial sectors through a stable supply.
• Precision Steel Parts: We specialize in the production of various industrial precision steel parts, including automotive components, and guarantee quality through advanced technology.
• Metal Doors, Windows, and Shutters: We manufacture and supply high-quality metal doors, windows, and special shutters used in construction and plant sites.

Special Features

• Technology-Centric Manufacturing Capabilities: Since our establishment in 2012, we have been realizing technology-centric values ​​based on over 10 years of manufacturing know-how. In particular, we have secured a differentiated competitive advantage through proprietary core technologies, such as holding a patent for a 'conductive insertion plate'.
• Customized Production and Quality: We provide optimal solutions by adopting a customized production method tailored to client requirements and site specifications, and produce high-quality products that meet the stringent safety standards of large-scale construction projects.
• Stable Financial Growth: As of 2024, it holds assets of approximately 10.5 billion KRW and is a highly reliable company that has established a solid position in the market through the continuous generation of operating profits.

Job Information

• Main Position: Press Operator

💡 A word from Jobploy
Sumiko Co., Ltd. is a small to medium-sized enterprise specializing in steel processing and automotive parts production, so manufacturing roles, such as press operations, are expected to be prevalent. Adherence to safety regulations and precision work skills are crucial, and continuously acquiring technical skills and enhancing proficiency will be beneficial for career advancement.