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Founded in 2002, Linyi Rongxiang Steel Pipe Co., Ltd. is a professional steel pipe manufacturer located in Hedong Industrial Park, Linyi, China. With over 20 years of manufacturing experience, we specialize in R&D, production and deep processing of welded pipes, cold-rolled strip steel and hot-DIP galvanized steel pipes. As a Provincial Innovative SME and Green Factory with 26 technical patents, we own a complete industrial chain covering raw material processing, precision pipe welding, environmental galvanizing, customized deep processing and integrated logistics services. Our factory covers 200, 000 square meters with advanced intelligent production lines and professional testing laboratories, supporting an annual output of 50, 000 tons. We produce round pipes (15mm-219mm outer diameter) and full-spec square and rectangular tubes, with wall thickness tolerance strictly controlled within ±0.2mm for standard products and ±0.1mm for high-precision customized pipes. Our in-house galvanizing workshop provides adjustable anti-corrosion solutions, with standard zinc coating of 40μm to 85μm and thickened coating over 100μm for coastal, chemical and high-corrosion environments. Adopting eco-friendly passivation technology, our products meet domestic and international environmental standards for smooth export customs clearance. We offer one-stop deep processing including fixed-length cutting from 3m to 12m, bending, punching, polishing and anti-rust treatment, allowing direct installation without secondary processing. We maintain sufficient spot inventory for greenhouse, structural, guardrail, power support and storage rack pipes, with fast delivery: 3-5 days for stock orders, 7-15 days for customized orders and 15-25 days for bulk orders. Our product lineup covers Q235B/Q355B black welded pipes, cold galvanized pipes and high-performance hot-DIP galvanized pipes. Our galvanized pipes feature strong zinc adhesion and over 10 years of outdoor anti-corrosion lifespan, widely used in greenhouses, municipal facilities and industrial projects. We support SGS third-party inspection and provide complete qualification documents, complying with GB/T3091, ASTM and EN standards for global bidding and customs clearance. With strict three-level quality control and independent R&D capabilities, we ensure stable product quality and standardized green production. We support flexible cooperation with low 1-ton MOQ, free samples, tiered pricing, T/T and L/C payment terms, as well as EXW and FOB quotations. Adhering to "Quality First, Customer Supreme, Credit-Based", we provide efficient after-sales service and sincerely cooperate with global clients for win-win development.

Company China Steel Material & Pipe Company, together with its subsidiaries Company JinHuaTai (Tianjin) International Trade Co, Ltd, Company HuaQiYouFa Pipe Tech, and Company ZhongTian ZhongGong, are affiliated to the same group. One-stop steel material, steel pipe&plate, section steel and customization tailored to your needs more than 2 years. Our steel material supply 30 out of 32 regions in China. It has 4 offices in China, 1 international branch in Tianjin; 3factories(2 in LiaoCheng, 1 in JingHai).

HF Glass Co., Ltd is a professional glass smoking products corporation specialized in manufacturing, product research, importing and exporting trading. We own our production bases of Glass Pipes, Glass Waterpipes and all other glass smoking products. Since our foundation, we take advantage of this unique trading models based on concentrating of production, research and selling, we have established a long-term stable partnership with many customers abroad, our products are mainly exported to America, Canada, Germany, Middle East and many other countries and regions.

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.

Your Comprehensive Steel Processing Partner - From Raw Materials to Precision Components, One-Stop Solutions with Rapid Delivery.

Our company offers variety of products which can meet your multifarious demands. We adhere to the management principles of "quality first, customer first and credit-based" since the establishment of the company and always do our best to satisfy potential needs of our customers. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a win-win situation since the trend of economic globalization has developed with anirresistible force.

Union Steel Industry Co., Ltd as member of United Steel Industry Group, specialized in steel pipe and pipe fittings designing, manufacturing, stocking and exporting in China. As one of the leading manufacturer of steel pipe products in China, Union Steel Industry Co., Ltd are committed to providing one-stop service to customers around the world.

WENZHOU SINCO STEEL CO. Ltd (ZHEJIANG TSINGCO PIPING TECHNOLOGY Co., Ltd ). Is one of the leading manufacturer and exporter for the Stainless Steel Seamless Pipes & Tubes from Wenzhou, China. Based on our Stainless Steel seamless pipe factory, We supply the ONE-STOP service fittings, flanges, valves etc to our customers home and abroad.

Esigo - A glass manufacturer by trust-able people for trust-able people.

With over two decades of experience in the steel structure and steel materials industry, we remain committed to quality and empower global cooperation. We are a comprehensive enterprise integrating steel structure R&D, production, sales, and foreign trade services. Since our factory was established in 1996, we have always been dedicated to professionalism and integrity, accumulating profound technical expertise and a strong market reputation within the industry.

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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.

Established in 2003, ZIBO UNITY is a professional manufacturer and exporter of many styles of high grade and top quality refractory and thermal insulation materials. Our products mainly include ceramic fiber products, fiberglass products, calcium silicate products, rock wool products, rubber foam insulation materials and fire insulation bricks & high temperature ceramic products. Other new products are researching and develoing continuously.

Tianjin EcoIn Tech Co., Ltd is a company specialized in insulation material manufacturing and export.

Shandong Kanghong Machinery Manufacturing Co., Ltd.

Handan Zhengda Steel Pipe Group Co., Ltd. (for short: Zhengda steel pipe, abbreviation: ZDP)which was established in 2005. ZDP is honored as"National High-Tech Enterprise", "National Trustworthy Enterprise", "National Pilot Enterprise for Integration of Information Tech and Industrialization" "National Green Factory", "National Intellectual Property Advantage Enterprise", "National Top 500 Manufacturing Enterprise", " National Top 500 Private Enterprise", "China Top 500 Brand", "Beijing- Tianjin-Hebei Region Top 100 Enterprise", "Hebei Top 100 Enterprise", "Leading Enterprise of Hebei Industrial Cluster", " National Top 30 Benchmark Private Enterprise for Cultural Construction". Dealing with the production and sale of ERW steel pipe, galvanized steel pipe, SSAW steel pipe, GI and black square and rectangular steel pipe, steel -plastic composite pipe, ZDP has become a modern comprehensive enterprise that focuses on manufacturing and sales, integrating science, industry, and trade.

Tianjin Friend Steel Group with "TFCO" Brand has 5 subsidiary compainies include Tianjin Friend Steel Pipe Co., Ltd. Tianjin Steel Galvanization Co., Ltd. Tianjin Friend Metal Material Co., Ltd. Tianjin Friend Import&Export Co., Ltd. Tianjin Steel Import&Export Co., Ltd. Built in 1999 with registered capital of RMB 30 million, we have an annual production capacity of 400, 000 MT and exporting quatity of 60, 000MT.

Shandong Xinshenhao Intelligent Equipment Co., Ltd with the total assets of 500 million, is one of the largest seamless steel pipe manufactures in Shandong Province Subsidiary export trading Company Shandong xinshenhao international Trade CO. Ltd. Our company is located in Taishan Road of Liaocheng Economic Development Zone.

DATANG STEEL PIPE Co., Ltd is a reputed manufacturer and wholesaler that export to global markets for 17 years.

Liaocheng Xinglong Seamless Pipe Manufacturing Co., Ltd. Was founded in 2004. Covering an area of 15, 000 square meters, the company has total assets of over 250 million Yuan. There are 850 staff members in our company, including 180 technicians, and our annual output is 60, 000 tons. We have also established an effective and complete quality control system. In 2006, our company obtained the authorization of the ISO9001 Quality System, and it started to operate in accordance with API 5L and API 5CT in 2009.

Jiangsu Changchen Materials Co., Ltd., parent of Juchen Metal Technology (Jingjiang) Co., Ltd., is situated in Jingjiang of Yangtze River Delta, boasting convenient land and water logistics and complete steel industrial supporting resources.

Juyi Steelpipe Co., Ltd. (short as Juyi ) established in 2005, is one large diameter and advanced manufacturer of ERW and LSAW pipe in South China.

Our company offers variety of products which can meet your multifarious demands. We adhere to the management principles of "quality first, customer first and credit-based" since the establishment of the company and always do our best to satisfy potential needs of our customers. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a win-win situation since the trend of economic globalization has developed with anirresistible force.

Since 1995, Yinli has been a trusted manufacture and supplier of top-quality pipes, pipe fitting, flanges,  vales and CNC machining in the oil, gas renewable energy and mining sectors. We holds more than 10, 000 tons stainless steel pipes in stock across 200+ sizes. Stocked sizes ship within days; Most products ship in 7-15 days.

ZHEJIANG SAILING STEEL INDUSTRY Co., Ltd was founded in 2011 in Wenzhou. We are a manufacturer devoted to the production and sales of stainless steel pipes and tubes, including seamless & welded stainless steel pipes and tubes, sanitary pipes, heat exchange tube, special steel material pipes. The material we are dealing including 304/304L/321/321H/310S/347H/316L/316Ti/317L/2205/2507, and Nickle base Alloy. The standards to be implemented are ASTM A312, ASTM A213, ASTM A269, ASTM A511, ASTM A789, ASTM A790, JIS3463, JIS3459, DIN2462, DIN17458, DIN17456, EN10216-5.

Liaocheng Jiujiang Machinery Co., Ltd. is committed to the customization and service of wear-resistant and heat-resistant steel products, and specializes in supplying power plants, coal washing plants, steel plants, petrochemicals, new energy, etc., and has made major breakthroughs in core technologies such as wear-resistant, corrosion-resistant and high temperature-resistant in pipelines. Professional advantages Our technology develops new steel materials and new products that are high temperature resistant, heat resistant, wear resistant and corrosion-resistant, and is fixedly equipped with power plants such as Datang, Huaneng, Huadian, Huadian Investment, and China Resources, as well as a large number of power plant boilers.

Shandong Shengshida Pipeline was established in 2013 with a registered capital of 100, 000, 000 yuan. It is located in Huangshan Town Industrial Park, Luozhuang District, Linyi City, Shandong Province. It specializes in the production of PE water supply pipes, PE farmland irrigation pipes, MPP power pipes, HDPE double-wall corrugated pipes, HDPEsteel belt reinforced spiral corrugated pipes and other pipes and fittings. The company has a superior geographical location, with four major ports in the east, LanshanPort, Rizhao Port, Lianyungang, Qingdao Port, and maritime transportation. It has obviousadvantages and is suitable for export to various countries. The three expressways of Beiing. Shanghai, Ridong and Qinglan are criss-crossing, and the transportation is very convenient. The company has dozens of domestic leading production equipment and testing equipment.

Changzhou Jiahao Refrigeration Equipment Co., Ltd., founded in 2013, is located in Changzhou City, Jiangsu Province, which is only one hour to Shanghai or Nanjing by train. It is a diversified manufacturing enterprise integrating professional design, research, development, manufacturing and sales service of refrigeration.

Jiangsu Shengpo New Material Technology Co., Ltd. Was founded in Changshu, Jiangsu, China. The company employs more than 200 and annual output value of more than $80 million. And our company has more than 20 technology patents in various fields. Shengpo is the supplier of titanium strip and welded pipe, nickel alloy strip and pipe, stainless steel cold-rolled strip and pipe for global market: TP304/L, TP316L, TP321, TP309S, TP310S, INCOLOY840, UNSN08800, UNSN08825, Hastelloy C276, 1.4828, 1.4529 (UNS N08367), 904L, 2205 duplex steels, TA1 (Gr1), TA2 (Gr2), TA10 (Gr12), etc. Products are widely used in appliances, chemical industry, medicine, printing and dyeing, environmental protection, power industry, pressure vessels, seawater desalination, water treatment, etc. Our factory has complete sets of advanced production equipment and top-class technical team, constantly creating new technologies, new processes, new products, providing customers with the best quality service and products Upholding the spirit of solidarity, efficiency, meticulous work and innovation. Shengpo is committed to the research and manufacture of titanium, nickel alloys and stainless steel to provide high-quality products and first-class services for global customers. In good faith, high quality, mutual benefit, the company will continue to expand with more domestic production, support, distribution, enterprise cooperation and common development hand in hand!

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.