WHO WE ARE
Tangshan Haigong Machinery Equipment Co., Ltd. was established in 2013. Since its inception, the company has adhered to the business philosophy of integrity and pragmatism, continuously improving service capabilities. Our products are primarily applied in the fields of metallurgy, steel, power, and mechanical engineering.
50+
Countries Served
10,000+
Rolls Delivered
24/7
Technical Support
OUR CORE VALUES
The principles that drive every decision, every design, and every delivery.
UNCOMPROMISING QUALITY
Every roll undergoes rigorous ultrasonic testing, dimensional verification, and hardness profiling. We reject mediocrity at every stage of production.
RAPID RESPONSE
We understand mill downtime costs thousands per hour. Our emergency production protocols and global logistics network ensure critical deliveries when you need them most.
CONTINUOUS INNOVATION
Our R&D team collaborates with steel mills to develop next-generation alloy compositions and heat treatment processes that extend campaign life and reduce total cost of ownership.
MANUFACTURING EXCELLENCE
State-of-the-art facilities equipped for precision at scale.
Casting & Forging
Advanced induction furnaces and controlled cooling chambers produce homogeneous microstructures with minimal segregation.
Heat Treatment
Proprietary quenching and tempering cycles tailored to each alloy grade, ensuring optimal hardness gradients and toughness.
CNC Machining
Multi-axis grinding centers maintain tolerances within ±0.01mm, guaranteeing perfect strip profiles and gauge control.
Quality Assurance
100% ultrasonic inspection, magnetic particle testing, and dimensional verification with full traceability documentation.
GLOBAL REACH, LOCAL SUPPORT
Our products power steel mills across five continents, from integrated plants in Asia to specialty producers in Europe and the Americas.
We've established strategic partnerships with logistics providers and regional distributors to ensure seamless delivery and on-site technical assistance wherever you operate.
Whether you're running a continuous hot strip mill or a precision cold rolling operation, our engineering team provides application-specific recommendations and post-installation performance monitoring.
CERTIFICATIONS & COMPLIANCE
Meeting and exceeding international standards for quality, safety, and environmental responsibility.
ISO 9001:2015
Quality Management System certified by international accreditation bodies.
ISO 14001
Environmental Management System ensuring sustainable manufacturing practices.
OHSAS 18001
Occupational Health & Safety standards protecting our workforce and partners.
Partner With Us for Your Next Campaign
Precision engineering, and responsive support that keeps your mill running at peak efficiency.