R&P Woojin Co., Ltd., established in 1997, is a specialized manufacturer of synthetic resin sheets for civil engineering. It boasts deep technical expertise and a long history, particularly in the field of waterproofing sheets for tunnels. Headquartered in Eumseong-gun, Chungbuk, the company manufactures and sells waterproofing sheets and sleeve hoses.

"Based on the love and trust of our customers, we aim to become an eco-friendly company through technological development for a clean environment and the healthy lives of humanity. With over 25 years of accumulated know-how and continuous research and development, we provide high-performance waterproofing and drainage systems that prevent groundwater infiltration and condensation and freezing inside tunnels."

Business Areas

• Providing Waterproofing Solutions for Tunnels: Based on a B2B model, we manufacture high-performance EVA waterproofing sheets and related systems specialized for tunnel construction, supplying them to major construction companies and specialized civil engineering firms. We go beyond simple product sales to propose optimal waterproofing solutions that consider the geological characteristics and construction environment of tunnels.
• Specialized Manufacturing of Synthetic Resin Sheets: As a specialized manufacturer of synthetic resin sheets for civil engineering, we provide high-performance waterproofing and drainage systems that prevent groundwater infiltration, condensation, and freezing inside tunnels, based on over 25 years of accumulated know-how and continuous research and development.
• Manufacturing and Sales of Dredging Hoses and Sleeve Hoses: We supply products to various industrial fields through the production of dredging hoses and sleeve hoses, offering several types of dredging hoses including band type, flange type, and reel type.

Products

• ASTA Sheet (EVA Integrated Waterproofing Sheet): This is a high-performance waterproofing sheet that prevents groundwater infiltration, condensation, and freezing inside tunnels. It was developed using the world's first hot air fusion method and has obtained KS certification.
• ASTA Board: This product is used as a waterproofing protective layer for structures, and a supply contract has been signed with Renew System Co., Ltd. for their Polyas Waterproofing Method (New Technology No. 376).
• Dredging Hose: Manufactured in various forms such as band type, flange type, and reel type, it is used for dredging operations. Dredging hoses have been produced since 1984.

Special Notes

• Proprietary Technology and Numerous Patents: The company holds numerous patents and design registrations, including the world's first development of EVA integrated waterproofing sheets using the hot air fusion method, as well as waterproofing sheets and waterproofing sheets with corrugated channels.
• Long History and Expertise: Since its incorporation in 1997, R&P Woojin has secured a technological advantage through accumulated know-how and continuous research and development in the field of synthetic resin sheets for civil engineering for over 25 years.
• Quality and Environmental Management Systems: The company has been recognized for its product quality and environmental responsibility by obtaining ISO 9001 Quality Management System certification, Main-Biz (Management Innovation Type Small and Medium Enterprise) certification, and Eco-label certification.

💡 A Word from JobPloy
R&P Woojin Co., Ltd. is a company primarily focused on manufacturing plastic sheets and hoses, where production and quality control roles may be particularly important. As a foreign worker, it is necessary to strictly adhere to safety regulations in the production process and to have an attitude of smooth communication and cooperation with colleagues. Meticulousness and responsibility may be required to maintain product quality.