on steel production
Professional guidance
We have a complete management system that provides you with professional guidance from consultation to transaction
Quality assurance
We adhere to the business philosophy of "quality first, striving for excellence", and strive to win with quality to improve product competitiveness.
Service guarantee
We provide pre-sales, during sales, and after-sales services to customers to alleviate their concerns.
Haihong International Trading Company is a large-scale steel pipe enterprise.
View All ProductsThe company's products sell well around the world and are highly trusted and praised
Shandong Haihong International Trading Company is a large-scale steel pipe enterprise.
Jan
The production process of straight seam steel pipes is relatively simple, with the main production processes being high-frequency welded straight seam steel pip
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Seamless pipe is a cylindrical structure made of round steel, which is pulled out directly from the billet. The strength of seamless pipe is stronger than that
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Steel pipe is a kind of pipe made of steel as raw material, which has a wide range of applications and is widely used in construction, machinery, petroleum
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