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About Us

about zhongshu

20-Year Steel Pipe Manufacturer

Shandong Zhongshu Import & Export Co., Ltd., a subsidiary of Shandong Zhongzheng Steel Pipe Manufacturing Co., Ltd., is a professional manufacturer of seamless steel pipes, alloy steel pipes, and oil pipelines located in Liaocheng City, Shandong Province. The company headquarters boasts a 50,000-square-meter production plant equipped with 20 cutting machines, 2 ring furnaces, and other advanced equipment, ensuring strong production capacity. The company currently employs 320 people, including 5 senior R&D engineers. In addition, the company has 5 dedicated quality inspectors to strictly control product quality. The company provides comprehensive customization services, including customized markings, labels, packaging, colors, sizes, patterns, and material substitutions to meet various customer needs. The company produces a large quantity of seamless steel pipes and alloy steel pipes annually, with products selling well in domestic and international markets. With 15 years of export experience, our products are exported to Southeast Asia, the Middle East, and South America. We are committed to providing first-class products and offer a 24-month warranty. Based on our outstanding industry performance, we hold authoritative certifications such as ISO, RoHS, API, and API-5L, fully demonstrating our commitment to quality and safety standards.

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Why Choose Us

Why we are different.

IT development

The company is undertaking a digital transformation initiative by integrating its proprietary regulatory system with its equipment management system; the implementation of this system has significantly enhanced the company’s operational efficiency and management standards.

Brand building

The company has now established itself as a leader in the steel pipe industry in Liaocheng, having been recognised as a High-Tech Enterprise, a provincial and municipal-level ‘Specialised, Refined, Unique and Innovative’ enterprise, and having achieved certification for the integration of informatisation and industrialisation, as well as being designated a digital workshop, a green factory and an enterprise of integrity.

Manufacturing strengths

There are currently two hot-rolled seamless steel pipe production lines: the 114 hot-rolled seamless mill and the 219 precision hot-rolled mill, with an annual production capacity of over 600,000 tonnes.

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Testimonials

What they say about us

This shipment has arrived at our company. Thank you. We have inspected the goods and they meet our requirements. Everything is in good condition, the standard is international level, the delivery is fast, and the packaging is solid. I highly recommend your company.
Lafabrica Importa
we have safely received all the steel pipes and finished inspection today. We are very satisfied with the goods. All specifications and sizes are fully correct, the quality is excellent, and the packing is strong with no damage at all. Your products are reliable and your service is great. We are very glad to cooperate with you. We will arrange new orders soon and sincerely look forward to our next pleasant cooperation. Our boss also spoke highly of you, said you did an excellent job and you are really great.
Gilberto chaconnarvaez
Good morning, dear. I received this batch of carbon steel pipes today. Thank you for your hard work. My boss has already inspected this batch of goods and he is very satisfied. Celebrating the success of our first collaboration
Lauana Lima
Our team and boss are all satisfied with the received goods. All details are done well, well done!
Sadam Feliciano
Certificates

Our Certificates
FAQ

Frequently Asked Questions

Have Any Questions?

Everything You want to Know About Our Services

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Do you offer discounts?
We will do our best to help you get the best price and the best service.
What are your company's shipping terms and delivery time?
Bulk shipments: 20-30 days; in-stock shipments: 5-10 working days.
What payment methods does your company accept?
We accept wire transfer, letter of credit, and Western Union.
How can I get samples to check your quality? How long can I get samples?
Free samples can be provided for your evaluation after order confirmation. After you confirm the sample details, the samples will be ready for delivery within 3-7 days and will be sent to you via express.
What is the minimum order quantity?
Yes, our company mainly deals in wholesale, but if you insist on buying just one piece, or if you only need one item, we are likely to produce a minimum order quantity for you. The specific amount will depend on the product you require.
I've never done business with you before, how can I trust your company?
Our company has been on Alibaba for 19 years, longer than most other suppliers, and we've been a Gold Supplier for many years. More importantly, we have numerous authorized certificates, such as BV, ISO9001, API, CE, TUV certificates, and Alibaba on-site inspection certificates. I hope this information is convincing.

Factory

There are two hot rolled seamless steel pipe production lines, which are 219 hot rolling seamless units and 60 precision hot rolling units, with an annual production capacity of more than 20,45 tons. The new non-destructive testing production line ensured the stability of product quality, advanced production technology, complete product testing system, and strict quality management system ensured the stability of product quality.

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History

Company History

2023-01-01
2023
In 2023, the company became the sole quality benchmark enterprise in Shandong Province’s steel pipe industry, thereby enhancing its market competitiveness and strengthening its brand.
2021-01-01
2021
In 2021, the company was awarded both the ‘Provincial Specialised, Refined, Unique and Innovative Enterprise’ and ‘Provincial High-Tech Enterprise’ designations
2020-01-01
2020
In 2020, the company commissioned a new non-destructive testing production line, ensuring the consistency of product quality.
2019-01-01
2019
The company’s in-house developed monitoring system and equipment management system were introduced in 2019 as part of the company’s digital transformation initiative.
2006-01-01
2006
Shandong Zhongshu Import & Export Co,.Ltd was established in 2006