Hahoe Manhole Co., Ltd. is a specialized concrete structure manufacturing company headquartered in Andong-si, Gyeongsangbuk-do. It possesses unique patented technology in the fields of manhole molding devices and foundation blocks for street light poles, and contributes to public infrastructure maintenance projects by producing high-quality precast PC manholes and sewer manholes.

"Hahoe Manhole Co., Ltd. is a manhole specialist company that leads the changes of the times, striving to empower its customers. Not content with today's achievements, we diligently learn advanced construction methods and aim to repay our customers with new product development that opens up the future, and to create a clear and clean world through technology."

Business Areas

• Supply of Public Infrastructure Facilities: Hahoe Manhole supplies precast PC manholes and manhole boxes as government-supplied materials essential for local government public sewage system installation projects and road traffic system improvement projects. We provide solutions that enhance construction precision and minimize civil complaints through factory-produced precast structures.

Products

• Integrated Rubber Connector Precast P.C. Manhole for Sewerage: This product is designed to compensate for the leakage problems of existing precast KS manholes by installing an integrated rubber connector with a single pipe at the connection point, completely preventing leakage and shortening construction time. It complies with KS F 4012 standards and is made of high-strength concrete.
• Square Manholes and Catch Basins: We manufacture square manholes for various uses such as rainwater inlets, catch basins, air valve chambers, and flow control chambers. Developed and produced based on empirical knowledge from construction sites, we focus on ensuring construction safety and convenience.
• Street Light Poles and Foundation Blocks: We possess unique patented technology in the field of foundation blocks for street light poles and produce street light foundations of various specifications. Special custom orders are also available for other lighting, CCTV, park lights, fences, control panels, traffic lights, and landmark foundations.

Special Notes

• Unique Patented Technology and Quality Certification: We possess unique patented technology in the fields of 'manhole molding devices' and 'foundation blocks for street light poles.' We have obtained KS certification and ISO 9001:2009 certification, recognizing the quality and technological prowess of our products.
• Production of High-Quality Precast PC Manholes: We primarily produce precast PC manholes, which are high-performance concrete structures pre-manufactured under strict quality control in the factory. They are designed to completely prevent leakage by increasing the precision of connection points and to withstand external impacts such as ground subsidence.
• Continuous Technology Development and Pursuit of Customer Satisfaction: We diligently learn advanced construction methods and are dedicated to developing new products that open up the future. We strive for technological development with the goals of ensuring construction safety and convenience, reducing construction costs, and maximizing user satisfaction.

💡 A Word from JobPloy
Hahoe Manhole Co., Ltd. is a company that manufactures concrete manholes and structures, and it is expected that there will be many production or field-related jobs. Foreign workers should prioritize adhering to safety rules and teamwork, and focus on improving their understanding and proficiency in the concrete product manufacturing process.