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Hot Selling Products

Carbon Steel

Carbon steel are divided into low, medium, high carbon three categories, hardness with the increase of carbon.
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Stainless Steel

Corrosion resistance and oxidation resistance, industrial and civil preferred material.
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Galvanized Steel

A layer of corrosion protection is formed by hot dip plating or electroplating process.
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PPGI

Substrate galvanized color coating surface, weather-resistant and anticorrosive.
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Why Choose ZUNKAI as Your Steel Manufacturer

Since our establishment, we have successfully served numerous major national construction projects. Through years of production experience, we have obtained multiple national patents and international quality certifications, breaking through barriers in the steel production industry. We have creating a self-sustained production chain from manufacturing to transportation and export, offering one-stop procurement services for our customers.

23 years

of steel manufacturing and sales

150000 +

Factory floor area

300 +

customers repurchase worldwide

1000 +

Employees of the Company
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About us

Zunkai Steel is dedicated to the supply chain services of bulk materials, particularly steel. We have passed many certificates, such as ISO9001ISO45001 and ISO Environmental Management System certification. Our products comply with various national standards, including Chinese, British, American, and European. The diversity and wide range of specifications of our products have expanded our business scope. We have over 400 employees and nearly 1,000 workers in our factory. Additionally, we have set up branches in Zibo, Liaocheng, Suzhou, and Guangzhou. Our strong capabilities have enabled us to grow into a large-scale integrated industry and trade group, with annual sales from both domestic and export markets exceeding 4 billion RMB.
About US
About us
We have been working with you for three years, and the thickness tolerance of carbon steel coil has never exceeded ±0.1mm! The last typhoon season rushed to work, the goods arrived in 15 days, even our president saidthis is the real speed of China !

The Japanese Builder

Our custom-made stainless steel decorative panels have been in the Adriatic Sea all year without changing color! When accepting the ship, the magnifying glass could not find the scratch. The classification society certificate issued by you at 2 AM directly saved our peak season order!

Italian yacht builder

Rainy season roof color steel plate praised by neighbors aslike new! When the containers arrived at Mombasa port, two containers were found to be soaked in water. You did not say a word to issue new goods. We have identified such suppliers!

Kenya building materials supplier

It took three batches of suppliers to find your alloy steel bar, and the hardness after quenching is amazing! Now our drive shaft yield has soared from 82% to 95%, and orders have doubled this year thanks to you!

American auto parts factory owner

The rebar for the new Manila airport came from you! After the last earthquake, the supervisor checked the seismic resistance, and all the test data reached the perfect standard. Now the construction site is calledChinese steel bar !

Philippine Engineering Contractor

At Jeddah PORT, the customs insisted on the copper pipe inspection report, you will send SGS documents in 10 minutes! Now the project progress is two weeks faster than planned, Party A said that the next bidding must take you!

Saudi desalination plant

3003 aluminum coils are as smooth as silk when pressed! In the past, I always worried about overstocking, but now you send logistics warning three times a week, and we directly cut the warehouse area by half, saving enough money to buy a new punch!

Brazilian auto parts supplier

The galvanized Angle steel of Hanoi s new bridge is as good as new after three months of heavy rain! Last time we had a government raid, your consultants worked on VAT documents in two hours, and we got our bonuses faster than the local accountant!

Project Manager of Vietnam Construction Company

Team of Professionals

Jane Zhao

Sales Manager
Sales elites with meticulous insights and quick responses help companies achieve breakthroughs in performance.

Janmson

Sales Manager
Senior market consultants can accurately match needs and quickly promote project implementation.

Iris

Deputy General Manager
Business elites who take customer success as their mission are dedicated to building long-term win-win relationships.

Danae Zhang

New media operation
The bridge between you and high-quality factories ensures zero errors in communication and zero worries in cooperation.

SOMETHING ABOUT OUR COMPANY

Jinan Zunkai Materials Co., Ltd belongs to the Jinan Zunkai Group. Jinan Zunkai Group founded in 2002, with five branch companies and is well-funded. Our annual sales nearly one billion, about 300, 000 tons steel.Zunkai regards moral integrity as fundamental, relying on advantages of resources, we will ensure the most reliable quality and very good prices.

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Recently, Jinan Zunkai and a well-known Ethiopian manufacturing enterprise reached strategic cooperation, the successful delivery of the first batch of steel belt, galvanized belt and color coated belt products.
Recently, Jinan Zunkai international trade team successfully completed the first batch of stainless steel plate orders with a well-known manufacturing enterprise in Bangladesh. The customer sent a technical delegation to visit and investigate. On the basis of deepening mutual trust, the two sides reached a long-term cooperation intention on the supply of industrial materials in Bangladesh.
Recently, Jinan Zunkai Materials Co., Ltd. and a well-known construction supply chain enterprise in Djibouti officially signed a cold coil/galvanized coil purchase agreement, marking the company to further consolidate the layout of the African market.
Jinan Zunkai Materials Co., LTD. (hereinafter referred to as "Jinan Zunkai") recently announced that it has reached a cooperation with a well-known modular construction group in the Middle East to provide high-end color coated coils and galvanized coils for its container house production base. Through technology adaptation, delivery optimization and long-term service commitment, the two parties will jointly promote the quality upgrading of industrial construction materials in the Middle East.
- High quality galvanized coil products are highly recognized by customers, opening a new chapter of long-term cooperation
In today's economic globalization, the cooperation between enterprises crosses national boundaries and writes a chapter of mutual benefit and win-win results. With excellent quality and service, we have successfully entered the Iranian market and become a stable supplier for many local real estate enterprises, injecting strong impetus into the development of Iran's construction industry.
In the land of turmoil and reconstruction in Iraq, a construction project for the future is in full swing. A steel company with a sense of social responsibility has stepped forward to undertake the construction projects of many loving schools in Iraq, supporting the sky of knowledge for local children.
At the end of 2015, Jinan Metro purchased steel from our company, and on January 11, 2016, the construction of the first underground station of Jinan Rail Transit Line R1 began; On June 1, the first beam of Jinan rail transit line R1 was successfully hoisted; On July 31, Jinan rail transit R1 line "Qianjin No.1" shield machine officially started.

Professional Certificates

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

QMS

Record form for foreign trade managers

Certified Supplier certificate

SGS

Quality system management certification

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You can contact us at any time to get any information you want to know, we will serve you wholeheartedly.

What is your terms of payment?

EXW, FOB, CIF, CFR, DDU

What is the terms of packing?

Generally, we pack our goods in bundles or coils with rods or belts, we could also pack the goods as the customers’requirement.

What is your delivery time?

For stocks, we could transport the goods to loading port within 7 days after we received your deposit.
For production period, it usually takes about 15 days-30 days after receiving the deposit.

Could you produce according to the samples?

Yes, we could customer-made by your samples or technique drawings, we could build the mold and fixtures.

How could you guarantee your products?

Each piece of products is manufactured by certified workshops, inspected by SORUN piece by piece according to national QA/QC standard. We also could issue the warranty to customer to guarantee the quality.

How do we trust your company?

We specialise in steel business for years, headquarter locates in Jinan, Shandong province, you are welcome to investigate in any ways, by all means, you could place an order in alibaba with trade assurance which could secure your payment.

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Green Energy Company

Huaiyin District, Jinan City, Shandong Province, China
Monday - Friday 9:00 A.M - 6:00 P.M
WhatsApp:86 18660119297

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