About Us

Define Casting Co., Ltd. is located in Lanshan District, Rizhao City, Shandong Province, renowned as the "Oriental Sun City". The company enjoys exceptional geographical advantages and a well-established industrial support system.Through sustained and steady development, it has grown into a modern professional foundry enterprise integrating R D, production and supply.
The company has long been committed to the R D, large-scale production and global sales of pipelines, valves and fluid transportation products.It can stably produce a full range of products from DN80 to DN2600, covering 26 standard dimensions and providing a variety of customized solutions.

Our products feature excellent performance, reliable pressure resistance and long service life.In addition, the company has a complete industrial chain supporting capacity, and can simultaneously provide mineral resources, cast pipe fittings, various castings, sealing rings and pipeline accessories, forming an integrated supply system.It is one of the core enterprises in China with comprehensive supply capacity for full-specification pipelines, valves and fluid transportation products.
With stable quality, efficient delivery and comprehensive services, the company’s market network has covered all provinces and cities across China, and it continues to expand overseas markets.Our products are exported to many countries and regions in Europe, America, Oceania, the Middle East, Southeast Asia, South Asia and Africa.They are widely used in important fields such as urban and rural water supply networks, municipal engineering, machinery manufacturing, petroleum, electric power and chemical engineering.
Since its commissioning, the company has won high recognition and wide praise from customers at home and abroad for its outstanding technical strength and product competitiveness.

Factory video

Corporate Vision

To be a global leader in,empowering progress through innovative solutions that transform industries, enrich lives, and inspire sustainable growth. We envision a future where thrive through our commitment to excellence, integrity, and forward-thinking collaboration.

Professional Certificates

We firmly adheres to the concept of compliance, ensuring every product is reliable and safe to use.

ISO45001

ISO14001

ISO9001

WE PROVIDE RELIABLE INDUSTRY SOLUTIONS

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