Integrated R&D, automated production, and full-process quality control – from municipal projects to heavy-load engineering.

From precision molding to finished product testing – 120+ specialists delivering consistent, scalable, and corrosion-resistant iron castings.

Anhui Yonghong New Materials Co., Ltd. has been deeply rooted in the foundry industry for over a decade. As a professional new materials enterprise integrating R&D, casting production, sales, and supporting services, we boast significant core advantages in casting and a robust comprehensive market competitiveness.

We are a manufacturing enterprise dedicated to the research and development, production, and sales of cast iron and composite manhole covers. As an integrated entity encompassing product R&D, design, production, sales, and after-sales services, the company employs over 120 regular staff members and maintains specialized departments including Finance, Production, Procurement, R&D, Sales, Planning, and Human Resources. It stands as one of the leading large-scale manhole cover manufacturers in Anhui Province.

Over 10 years in the foundry industry.

More than 120 regular employees.

Factory covers 26,600 square meters.

Equipped with full-automatic lithium battery production and testing equipment

We specialize in ductile iron precision casting, mastering smelting, integral molding and precision machining. Optimized production processes ensure high dimensional accuracy, structural density and load capacity with low defect rates. All products meet national standards and suit heavy-duty and high-durability engineering scenarios.

Equipped with full automatic production lines and professional testing equipment, we support standardized mass production and customized processing. Stable large output fully meets bulk procurement demands for municipal and infrastructure projects.

We implement closed-loop quality management covering raw material inspection, smelting, pouring, finished product testing and delivery. Our cast products feature high strength, high toughness, corrosion resistance and stable quality.

Located in Hefei with convenient transportation and logistics, we ensure cost-effective and fast delivery. We provide one-stop services including customization, mass production, urgent delivery and after-sales support for municipal, traffic and power projects.

Our automated factory with advanced molding lines ensures large-scale, standardized production of cast iron components, supporting both mass orders and custom engineering solutions.

Customized Solution Design:

We offer personalized product solutions for different engineering scenarios, including material selection, specification customization and technical consultation.

Stable Mass Production: 

With automated production lines and standardized processes, we deliver consistent-quality cast iron and composite manhole covers in large volumes to meet your bulk procurement needs.

Reliable & Fast Delivery:

Located in Hefei with convenient logistics access, we ensure efficient, cost-effective shipping and on-time delivery for both standard and urgent orders.

Full After-Sales Support: 

We provide continuous technical support and after-sales services to help resolve on-site issues and ensure the long-term stability of our products in engineering use.

Ductile Iron Five-Prevention Manhole Cover

Ductile Iron Square Manhole Cover

Resin Composite Square Manhole Cover

Ductile Iron Round Manhole Cover