Seongsil High Frequency is a company specializing in the manufacture of PVC and EVA high-frequency products, operated by CEO Choi Young-doo. Located at 7, Daerim-ro 33-gil, Yeongdeungpo-gu, Seoul, it produces zipper bags, pouches, stationery, toys, and more.

We are Seongsil Gojupa, an honest company. At Seongsil Gojupa, we devote our sincerity to even the smallest matters and promise to always strive to satisfy our customers with prompt, honest service and a professional spirit. We will listen attentively to even the smallest voices to ensure you make a choice you will not regret, and we will grow into a Seongsil Gojupa built on your trust and love.

Business sectors

• PVC/EVA High-Frequency Product Manufacturing: Seongsil High Frequency specializes in the production of high-frequency processed products using various materials such as PVC, EVA, EPPE, and TPU. We manufacture household goods and industrial products, including zipper bags and pouches.
• Printing and Processing: In addition to product manufacturing, we provide printing and various forms of processing services. We produce customized products tailored to customer needs and prioritize quality above all else.

Products

• PVC/EVA Zipper Bags and Pouches: We specialize in the production of antibacterial zipper bags and various types of pouches made from PVC, EVA, EPPE, and TPU materials. They are used for household goods, packaging materials, and more.
• Stationery and Toys: We manufacture a wide variety of stationery and toys using high-frequency processing technology. We can also produce customized products tailored to customer requirements.
• High-Frequency Bags and Special Products: We produce special-purpose high-frequency processed products such as high-frequency bags, urethane zipper bags, passport/name tags, and holographic zipper bags. We offer a variety of designs and functionalities.

Special Features

• High-Frequency Machining Expertise: We possess specialized technical skills and experience in high-frequency machining of various materials, including PVC and EVA. Through this, we produce high-quality products.
• Production of Diverse Product Lines: We produce a wide range of high-frequency processed products, from zipper bags and pouches to stationery, toys, and specialty bags. We can meet the diverse needs of our customers.
• Customer-Centric Service: We pursue customer satisfaction by dedicating ourselves to even the smallest details and handling business promptly and honestly. We respond to product orders and quotation inquiries with utmost sincerity.

💡 A word from Jobploy
Seongsil High Frequency is a small enterprise specializing in the manufacture of PVC and EVA high-frequency products. We primarily produce zipper bags, pouches, stationery, and toys. Opportunities may exist for foreign workers suitable for production or processing-related roles requiring high-frequency processing technology. As we are a small business, diligence and meticulousness are essential for performing a wide range of tasks, and proficiency in Korean will be a significant aid to adapting to the work environment.