circular section1,000+ factories verified

Jinan Zunkai Materials Co., Ltd belongs to the Jinan Zunkai Group. Jinan Zunkai Group founded in 2008, with five branch companies and is well-funded. Our annual sales nearly one billion, about 300, 000 tons steel.

Guangzhou Kingmetal Steel Industry Co., Ltd., is an Industry Group Company. It is a professional company in designing, producing and selling steel pipe, pipefittings and prefabricated house. We have our own big factories with modern machine line to make high quality products, which is mainly to be exported to oversea markets.

Quanzhou Dingtai Engineering Machinery Co., Ltd. is located in Quanzhou city, Fujian province, China. At present our company has more than 100 staff and over 20 technicians. We devote ourselves to supply the high performance-price ratio of undercarriage spare parts for excavators and bulldozers such as track link, track roller, carria roller and so on.

Established in 1990, Guangdong Fenglu Aluminium Company Ltd is a large scale, private enterprise in China, which integrates R & D, manufacturing and marketing for aluminium products. There are two manufacturing bases named Dali and Sanshui in Foshan area, which covers an area of 900, 000 square meters with a building area of 700, 000. Fenglu specialize in extruded aluminium products researching, producing architectural extrusions, decoration extrusions, military extrusions, space and aviation extrusions as well as fabrications. Fenglu was awarded as " China Top Brand", "Products Exemption from quality surveillance inspection in China", "Won the First Place", and was known as China Aluminium Extruder.

Tianjin Ruitong Steel Co., Ltd. Was founded in 1987 and is located in Daqiuzhuang Down, Jinghai Country, Tianjin, with employees and the total assets of up to one hundred million RMB. We are a modern private iron and steel complex that integrates production, sale, and trade together. We specialize in spiral welded pipes, high frequency straight seam welded pipes, cold-strip steel, luminous hoops, and electrician round aluminum poles, altogether five big serial products. Our company has abundant technical force, advanced production equipment, and consummation examination system. Presently we have 1 electrician round aluminum pole production line and our annual production of 9.0mm-20.0mm aluminum poles is 35, 000 tons; We have four continually cold-strip steel production lines, necessary equipment, acid pickling lines, cutting machines, and hoop annealing furnaces, and our annual production of 30-400mm width and 0.5mm thickness cold-strip steel is 80, 000 tons; We have 2 high frequency welded pipe production lines and our annual production of 16-60.3mm diameter and 0.6-2.0mm thickness straight seam thin wall welded pipes is 30, 000 tons; We have 5 two-sided buries arc spiral welded pipe production lines and our yearly production of 219-2020mm diameter and 5-16mm wall thickness spiral welded pipes are 100, 000 tons; We have 2 Luminous hoop production lines and our yearly production of 400mm width luminous hoops is 40, 000 tons. Under the business policy of good faith and quality, Tianjin Ruitong Steel Co., Ltd. Attained ISO9001 International Quality Assurance System Certification and our steel sells well in North America, Africa, Southeast Asia, and Europe. Meanwhile, we have gained a good reputation among clients. Tianjin Ruitong Steel Co., Ltd. Makes efforts to make enterprise culture with Zeitgeist and Ruitong characteristics, develop the enterprise spirit with constantly strive to become stronger, never stop struggling, and never say failure, and carry forward the value idea of making the nation stronger with steel and constructing high-quality goods base to create the world brand.

Founded in 1999, Jandeli is committed to the R & D and manufacturing of cutting tools. It is a leading provider of overall solutions for cutting tool systems in China. At present, jiandeli has set up production bases in Shunde, Guangdong, Chengyang, Qingdao, Jiaxing, Zhejiang, Jiangjin, Chongqing and Linyi, Shandong. It has nearly 100 sales and technical service personnel. Its business covers the whole country, Southeast Asia and North America. It has set up grinding after-sales centers in more than 10 cities to serve more than 10000 end customers nationwide. It has also jointly designed and developed cutting tools with wellknown domestic equipment manufacturing enterprises and established a long-term strategic partnership.

Tenfaye can offer customers with comprehensive one-stop services, from product design and wooden pattern processing to large-scale casting, machining, and final assembly. Products are widely applied n heavy industries, such as mining, building materials, road and bridge, forging, metallurgy, chemical, steel, and hydropower, etc.

The company has always focused on the production of cold-formed steel sections (including C-section, Z-section, U-section, M-section, angle steel, and special-shaped profiles), solar mounting systems and their accessories (ground mounting systems, roof mounting systems, waterproof solar mounting systems, adjustable mounting systems, tracking systems, automatic cleaning systems, etc. ). We also provide agency services for hot-DIP galvanizing and installation!

Bazhou GY steel pipe factory was tablished in 2005, mainly engaged in black steel pipe, galvanized steel pipe, cold bend steel profile, roofing sheet, roofing nails, concrete nails, iron nails, black wire, galvanized wire, galvanized steel sheet, hot rolled steel plate, checkered steel plate, scaffolding ladder, machine, etc. Our factory are covering more than 100, 000 square meters area, with the eight world-class steel tube production lines, we can produce over 500, 000MT of tubes annually in ASTM, DIN, BS, GB and other industrial standards. Equipped with first-class facilities for ERW tubing mills, our products′ Quality is fully guaranteed. While our products have also been approved by the third party inspectors such as SGS, BV and COTECNA. We stick to the principle of quality first, service first, continuous improvementAnd innovation to meet the customers for the management and zero defect, zero complaints as the quality objective. To perfect our service, we make our products with good quality at the reasonable price.

Tianjin TianYingTai(TYT) Steel Pipe Co., Ltd is located in Jinghai, Tianjin, which is professionally engaged in steel production sales, steel processing, greenhouse engineering with accessories and export business. It has been experienced for 18 years so far. We have 13 production lines for various kinds of steel pipe, 10 processing production lines and 2 environmental production hot-dipped galvanizing lines. We not only can produce 450, 000 tons of various sizes of pre-galvanized steel pipe, but also can produce deep processing pipe with 100, 000 tons. Our annual production capacity of hot dipped galvanized steel pipe is 200, 000 tons, capacity of greenhouse engineering material is 250, 000 tons and highway column and guardrail is 200, 000 tons.

Quanzhou Jinstar Co., Ltd is one of the most professional producer and exporter of diamond tools in China, which had been making and exporting the diamond tools more than 15 years. With a team of skilled workers, experienced engineers, we have got stable quality and high performance of our products. Our main products are Diamond Segments, Saw Blades, Diamond grinding blocks, Diamond Wire Saws, Core Drill Bits, Floor grinding pads, Polishing Pads, Profiling Wheels, Diamond Abrasives and so on.

SANSHENG KNIFE SAW Co., Ltd. is located in Chibi High-Tech Industrial Park of Hubei Province, China. It has passed the ISO9001: 2015 international quality management system certification, with a registered capital of 10 million RMB and its own plant area of 20000 square meters.

Tianjin Youfa International Trade Co., Ltd. is the subsidiary of Tianjin Youfa Group. As one of the windows for international business, we mainly focus on exploring overseas markets as well as developing and offering service for major domestic clients. Tianjin Youfa Group is a comprehensive steel-based enterprise, the business includes steel-making, steel strip, straight seam welded pipe, galvanized pipe, rectangular pipe, spiral pipe, plastic inner-lined pipe, seamless pipe, covered electrode, so on and so forth. The annual integrate production capacity amounts to 7.5 million tons. Since 2006, we have been one of the leading corporations in Chinese Top-500. What is more, Youfa Group is the largest straight-seam welded pipe manufacturer in China. In 2008, "YouFa" Brand was regarded as the "Well-known Chinese Trademark" by Trademark Office State Administration for Industry &Commerce of the People's Republic of China. Meanwhile, we are the first-class supplier for CNPC, Sinopec and some big relevant companies. So as to adapt to the overall-developing strategy, at the beginning of 2010, YouFa Group and its subsidiaries founded SIANO(Beijing) Steel Co., Ltd, which is responsible for the import &export business, building business contact with some influential companies and providing the after-sale service for our customers.

Xiamen ALV is a joint venture group that specializes in manufacturing and selling metal building materials. We have a strong presence in the steel structure, aluminum profile industries with 15 years of experience.

Fujian Bluesky Pipe Fittings Manufacturing Co., Ltd. is a modern enterprise integrating scientific research, development, design and production, and has a complete scientific management system.

JOHO STEEL Co., Ltd, founded in 1988, is a steel group which has integrated steel production, processing and trading into one.  We specializes in manufacturing carbon seamless steel pipes, boiler tube/heat exchanger tube and pipes for special uses,  besides, it also provides anti-corrosion services and pipes fittings processing for major engineering construction projects. Our products are widely used in the field of oil, gas & fluid transmission, construction projects, chemistry, pharmacy, electricity,  agriculture and metalwork etc.

Permanent Steel Manufacturing Co., Ltd has been committed to being a major supplier of quality kinds of carbon steel pipe, stainless steel tube, hollow section, casing pipe, numerous types of piping equipments including Bend, Cap, Coupling, Elbow, Reducer, Stub End, Tee, Olet, Joint, Gasket, etc. As a factory, which specializing in the production, processing and sales of various steel pipes and pipe fittings size enterprises, headquartered in Hunan, the production base is located in Shandong and Tianjin.

Shandong Baotai Steel Co., Ltd. is located in Jinan, the capital of Shandong Province. Mainly produce stainless steel, carbon steel, galvanized steel, PP G I, PP G L. Our team has been dedicated to the steel industry for 20 years. The company has established long-term and close cooperative relations with well-known domestic iron and steel enterprises. At the same time, the company's annual stock reserve exceeds 200, 000 tons, which can guarantee a short delivery time. Baotai Steel provides services to domestic government construction projects, Chinese listed companies and state-owned enterprises and other large enterprises. At the same time, Baotai Steel has long-term cooperative relations with many countries in Russia, the Middle East, Southeast Asia, South Africa, South America and other regions. With high-quality products, low prices and high-quality services, it has been highly praised by customers. Customers from different countries signed agency agreements with Baotai Iron and Steel and became Baotai Iron and Steel's agents. Baotai Steel's service team provides you with professional and high-quality services online 24 hours a day. At the same time, Baotai Steel also insists on customer-centric win-win, and looks forward to becoming a high-quality enterprise you can trust.

Tianjin Shengteng International Trade Co., Ltd, which is located in the steel production base of Yangjiayuan Village, Tianjin city, China. Products mainly including PV Mounting systems, Scaffolding steel prop, Galvanized steel pipe, ERW steel pipe, Square/Rectangular steel pipe, Seamless steel pipe, Galvanized steel coil/sheet, Galvanized Corrugated sheet, weldinng all kinds of pet iron cage, steel wire, iron nails, and support OEM service.

QINGDAO WANRUNDA IMP AND EXP Co., Ltd locates at Qingdao city- The third big sea port in China. We are the first-level agent of several large steel mills. Operations include low-carbon steel, stainless steel, alloy steel and other steel products. For example, angle steel, steel pipe, steel plate, steel coil, section steel, etc.

Shandong Zayi Steel Co., Ltd is approved by Liaocheng City Shandong Province government to carry out import and export trading company. Relying on the northern iron and steel production areas, with the domestic first-class enterprise cooperation, distribution and high quality steel products for export. Offering quality products that comply with API, ANSI, DIN, ASTM and ASME standard and which are considered as the best in their field because of their excellent performance on quality, delivery, service and competitive prices.

Our company is dedicated to providing customized solutions for customers with metal profiles, metal profile wires, special-shaped metal tubes, metal capillary tubes and non-standard metal products. The material include stainless steel, carbon steel, copper, aluminium, titanium and other alloy steel. The company′ S unique medium frequency temperature regulating and control hot rolling process technology has laid a solid foundation for the production of high-precision metal profiles. The universal tools designed and made by ourselves has opened up a good prospect for the production of high precision special-shaped metal profiles. In particular, the production of small special-shaped metal profiles has the ability to take the lead in domestic as well as the world advanced level. The company has 350 rolling and 500 rolling lines designed for the special steel profiles production, also has 8 tons, 20 tons, 30 tons, 45 tons, 60 tons, 80 tons and 100 tons of cold drawing production lines, 3 vacuum electron annealing furnaces, 4 straight strip electronic annealing furnaces, and 10 high-precision profile straightening machines. The products cover the design and production capacity of the metal profiles profiles that meets the cross section size from 0.6mm to 450mm. We also have the ability to further process the products, such as sawing, drilling, milling, polishing and heat treatment. The company has mechanical performance testing, ultrasonic flaw detection and various testing equipment. The laboratory ensure the products are qualified for the customers.

Qingdao Xinguangzheng Steel Structure Co., Ltd, founded in 1997, is now the first steel structure listed company (New OTC Market) of Qingdao after a 20-year stable development. It is the group member unit of China Steel Structure Association; The member of China Construction Metal Structure Association; Committee unit of China Chamber of International Commerce, and is rated as Credit enterprise (class AAA) by Ministry of Commerce and

Zhangzhou CCAT Construction Technology Co.,  Ltd. ( abbreviated as "CCAT steel structure") was established in June,  2018 .

TOPREGAL(TIANJIN) INDUSTRIAL CO, Ltd. located IN TIANJIN, China, WHICH IS LARGEST PORT IN THE NORTH OF China. TOPREGAL HAS OVER 15 YEARS EXPORT EXPERIENCE IN STEEL FIELD, MAINLY SELL BLACK STEEL PIPE, GALVANIZED STEEL PIPE, STEEL COIL, STEEL SHEET, PRE-PAINTED & GALVANIZED STEEL COIL AND STEEL PROFILES.

Tianjin Guotai New Energy Technology Co., Ltd.

Shandong Meide Import and Export Co., Ltd., founded in 1997, is located in Liaocheng City, Shandong Province, the largest steel logistics center in North China. It focuses on the production and sales of copper, aluminum, titanium, special steel, mold steel, alloy steel, and general mechanical equipment for steel processing. The product range is mainly extended to five series of plates, strips, tubes, rods and profiles. It has passed the ISO9001: 2000 quality system certification, and its products have passed the SGS, ROSH, TUV and REACH certification. It has cold rolling, hot rolling and other production lines. Such as heat treatment chemical analysis, metal halide detection, physical detection, non-destructive detection and other detection equipment and detection technology, and imported physical and chemical detection equipment full-spectrum direct-reading spectrometer, which can quickly and accurately analyze various metal materials. It is produced according to American ASTM standards, Japanese JIS standards, German DIN standards, British BS standards and other standards. At the same time, we can customize and develop new products according to the actual application of customers, and provide products according to different cost and performance requirements. The company has cooperative relations with more than 20 well-known steel mills in China and is the sales and export agent of famous local steel mills in Shandong Province. With rich and professional marketing experience of steel products, our company has become a reliable bridge between overseas customers and domestic steel mills. We are committed to strict quality control and considerate customer service, adhere to quality first, fast delivery, and our experienced staff can communicate with you at any time to ensure full customer satisfaction. We also welcome OEM and ODM orders. You can discuss your purchase requirements for the current product with our customer service center, or provide customized help for your application. It has established modern large outdoor warehouse and indoor warehouse, with 20000 tons of goods in stock. Its customer base covers all provinces and cities in the country, and has more than 100 long-term stable cooperative customers. We sincerely welcome friends from all over the world to visit our company. We look forward to establishing business relations and personal friendship with you.

Your Trusted Partner in Metal Piping Solutions

We, Chief Steel (Shanghai ) Trading Co., Ltd, are established in 2016, located in north of Shanghai. As an local stocker dealer and international distributor, we own unique geographical advantage, to provide mainly different kinds of steel tubes, like steel pipe and fittings, and structure steel.

Our company was founded in 2007 and moved to Longyou Economic Development Zone, Zhejiang Province in 2022. It covers an area of 130, 000 square meters, more than 30 production lines, and an annual output of 50, 000 tons. It has passed ISO9001: 2008 quality management system, PED 97/23/EC EU Pressure Equipment Directive certification, China Special Equipment Manufacturing License (Pressure Tube) TS certification, ASME certification, provincial enterprise standardization management system, ISO14000: 2004 environment Management system, cleaner production (green enterprise) and a series of certifications, as well as China Classification Society (CCS), American Bureau of Shipping (ABS), British Register of Shipping (LR), Deutsche Veritas (GL), Bureau Veritas Society (BV), Det Norske Veritas (DNV), Korean Register of Shipping (KR) factory certification. The main products include stainless steel pipes, pipe fittings, flanges, valves, etc., which are widely used in petroleum, chemical industry, nuclear industry, smelting, shipbuilding, pharmaceuticals, food, water conservancy, electric power, new energy, mechanical equipment and other fields. The company adheres to the corporate tenet of "quality for survival, reputation for development" and wholeheartedly serves every customer to create a win-win situation.