(주)Wonil Industry is a specialized valve manufacturing and sales company established in 1987. It is headquartered in Namyangju-si, Gyeonggi-do, and led by CEO Jeong Jong-min.

"(주)Wonil Industry is a mid-sized company that has focused on valve manufacturing and sales for approximately 30 years since its establishment in 1987. We produce and supply water and sewage valves, fire valves, piping joints, surge suppressors, etc., to domestic and international markets. We pursue excellence in quality, A/S, and price competitiveness, prioritizing customer satisfaction."

Business Areas

• Valve manufacturing and sales: We manufacture and sell various valves, including water and sewage valves, fire valves, piping joints, and surge suppressors, both domestically and internationally. We have the capability to produce valves made of various materials such as cast iron, cast steel, and stainless steel.
• Wholesale and retail of piping materials: In addition to valves, we engage in the wholesale and retail of piping materials, expanding our market through sales to construction companies and on-site specifications, and managing dealerships.

Products

• Fire valves: We produce essential valves for fire safety systems, such as alarm valves (WAL-10) and pre-action valves (WPV-10). Our alarm valves prevent malfunction by applying a proximity sensor method, and our pre-action valves effectively prevent leakage with a special structure clapper.
• Water and sewage valves: We offer a variety of valves used in water and sewage systems, including butterfly valves (wafer type, flange type, grooved type). We boast excellent sealing performance by applying precision cast discs and EPDM seats.
• Joints and functional valves: We manufacture and sell joints used in piping and special functional valves such as surge suppressors. We hold numerous national certifications such as KS, KC, and KFI for 85 products.

Special Notes

• Numerous national certifications and technological capabilities: We hold numerous national certifications such as KS, KC, and KFI for 85 products and are expanding our technology portfolio through continuous R&D. In particular, we possess unique technological capabilities such as the application of proximity sensor methods to alarm valves and special structure clappers for pre-action valves.
• Diverse product range and material compatibility: We produce valves made of various materials including cast iron, cast steel, stainless steel, forged steel, bronze, and brass, and supply them to domestic and international markets with water and sewage valves and fire valves as our core product lines. We can supply customized products to meet customer needs.
• Customer-oriented management and trust: We pursue excellence in quality, A/S, and price competitiveness, with a management philosophy that prioritizes customer satisfaction. We enhance customer trust through a three-year free defect warranty policy.

Recruitment Information

• Main Hiring Positions: A/S (Valve) New and experienced employees, Construction company/On-site specification sales and dealership management (Valve) specialists.
• Benefits: Retirement pension, 4 major insurances, fuel allowance, parking provided, company car available, cafeteria operation (lunch provided), commute shuttle bus, outstanding employee award system, long-term service award, incentives, dormitory support, birthday congratulations, holiday gifts, support for congratulatory and condolence events, in-house club operation/support.

💡 A Word from JobPloy
(주)Wonil Industry is a solid mid-sized company with over 30 years of experience in valve manufacturing. There may be positions primarily in valve production, quality control, A/S, and sales. Understanding specialized fields such as fire and water/sewage valves would be advantageous for job adaptation. As a company that holds various national certifications and strives for technological development, it is an environment where you can work with pride in quality and technology. For foreign workers applying for manufacturing process or technology-related positions, adherence to safety rules and precise work ability are important, and Korean communication skills will help improve collaboration with colleagues and work understanding.