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Dongfang Pipeline Solutions is a professional manufacturer with 27 years of experience in producing high-quality composite pipeline systems, specializing in steel-wire reinforced PE pipes (SRCP/SRTP), PE100 water-supply pipes, and a full range of fittings.

Zhongshan Gangli Refrigeration Fittings Co., Ltd. is an enterprise that integrates research and development, design, production, and sales of refrigeration fittings. It was founded in 1993 and has evolved from a manual workshop in the 1990s to a modernized company with over 30 years of hard work and continuous exploration.

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.

Tufei is an industry and trade company in Yuhuan, where the base of valve is. We have our own facotry that is fully automated, it means we could reduce a big cost of labers but at same quality. And if your order is urgent, the machine could work almost 24 hours. Our monthly output could arrive 500 thousand pieces. Then we also have been dealing with 30+ manufacturers for differences fittings and faucets more than 10 years. We know where to find the prefect factory for your differences products.

Dongying TIANRUI PETROLEUM Technology Co., Ltd., established in November 2003 and located in the Dongying Economic Development Zone, is an investment project in Dongying City. It is mainly engaged in the research, design, manufacturing and technical services of oil drilling and workover tools. The company consists of six departments and two workshops, namely the design department, the quality inspection department, the market operation department, the comprehensive department, the technical service department, the financial department, the processing workshop and the assembly workshop. It possesses rich R & D and design capabilities as well as manufacturing capabilities in oil drilling and workover tools.

SHANDONG LIGHT FIR MACHINERY Co., Ltd (LIGHT FIR) is located in Shengli Oilfield, Shandong Province, China.

Weihai Haoyu Metal Products Co., Ltd. is a prominent enterprise based in Weihai, Shandong, a city known for its picturesque coastal landscape and high quality of life. Since its inception in 2008, the company has consistently aimed to provide superior metal products and services, offering an all-encompassing solution that integrates research, development, production, and sales. The company's achievements over the years include holding more than 30 patents and maintaining the prestigious ISO9001 certification, which speaks to its commitment to quality and innovation.

We are Siemens' global supplier of hundreds of metal parts. Tianhui Machinery was established in 2007 and is located in Ningbo, China. Specializing in the production of CNC machined parts, investment casting parts, and forged parts. Support OEM custom metal parts. The company has a complete set of foundries and machining plants, advanced CNC machining centers and production equipment, and is equipped with experienced production technical inspectors and three-axis control product quality. Under the premise of ensuring quality, the company optimizes processing technology and reduces production costs, which has won unanimous praise from customers.

RAPID Formwork & Scaffolding Co., Ltd. Was founded in 2004 and consists of three subsidiaries: RAPID Formwork & Scaffolding Co., Ltd. (RAPID Sujie), Wuxi RAPID Scaffolding Engineering Technology Co., Ltd. (RAPID Sujian), and RAPID Formwork & Scaffolding (Tangshan) Co., Ltd. (RAPID Tangshan).

Zhejiang Solerad Environment Technology Co., Ltd since 1998, after more than 30 years of development, we become one of the biggest producers of pipes and fittings in China. Our core business includes:

Liaocheng Yiheng Machinery Co., Ltd. Was founded in 2015. We are a professional enterprise engaged in producing and exporting concrete hose and concrete pump spare parts. Yiheng is located in Zhangluji Town, Dongchangfu District, Liaocheng City, Shandong Province, China. Our manufacture covers an area of more than 20000m3 , has fixed assets of over 8 million yuan. And currently we have 86 employees, including 36 professional technicians with college education. Within years of development and growth, Yiheng has become a large joint venture integrating research, design, production, and sales.

Mengyin Runlu Import And Export Trading Co., Ltd. is a modern enterprise focusing on research and development, production, sales and service. It covers an area of more than 100 mu, has more than 30 PVC production lines, and has more than 100 employees. It is located in Mengyin County, Linyi City, Shandong Province, which is the main producing place of drilling RIGS in China. Railway, road, air and other convenient transportation, enjoy superior transportation advantages.

Jingdong Pipe Industry Co., Ltd is a large group company integrating mining, beneficiation, sintering, ironmaking, and casting. It has three smelting blast furnaces, ten centrifugal units, three annealing furnaces and five automated finishing lines. It mainly produces ductile iron pipes, flexible cast iron drainage pipes, ductile iron fittings, ductile iron manhole covers. The overall annual production capacity exceeds 500, 000 tons. The company's products have passed: Environmental Management System GB/T24001-2016/ISO14001: 2015; Occupational Health Management System ISO45001: 2018; Quality Management System GB/T19001-2016/ISO9001: 2015. And become the recommended product of China Water Supply and Drainage Association. Product implementation standard: GB/T13295-2109.

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.

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.

Tianjin Dongfanglong Petroleum Equipment Manufacture Co., Ltd. Was founded in 1999, mainly engaged in oil pipes and pipe fittings, oil special drilling and production tools and oil automation equipments. The company is named as national integration and standard implementation enterprise, a national science and technology-based small and medium-sized enterprise. With honors of"Henan enterprise technology center", "Henan postdoctoral innovation practice base", the company hold 35 senior engineers, engineers and technicians, and has successively obtained ISO9001 Quality system certificates, API 5CT certificate authorized by American Petroleum Institute and BV Quality supplier evaluation certificate issued by company of France. Owing more than 30 independent intellectual property rights, forming an industrial chain integrating design, development, manufacturing, testing and experiment of numerical control automation equipment for petroleum machinery products, which can meet customers' demand for products Full cycle service.

Linkplus, is a quality manufacturer of Carbon steel and Stainless steel Pressftting Systems, with a modern factory taking an area of 30, 000sqm in Wuhu, China. Our products are widely applied to piping systems such as Fire-Fighting, Gas, HVAC, Industry Water, Compressed Air, Drinking Water, Solar Thermal and Waste Water, etc. Equipped with advanced production lines, testing facilities, and a skilled R&D team, Linkplus operates quality systems of ISO 9001, ISO 14001, and ISO 45001. We believe innovation is our core strength, ensuring reliable, high-performance products and efficient service for customers worldwide. Our factory manager has over 20 years of industry experience and has contributed to multiple national and industry standards, including: GB/T 19228 (Stainless Steel Press-Fit Fittings) GB/T 27891 (Carbon Steel Press-Fit Fittings) GB/T 11618.2 (Copper Press-Fit Fittings) CJ/T 152 & CJ/T 520 (Stainless Steel Press & Grooved Fittings) He also developed of patented technologies like friction-welded press fittings, self-sealing plug-in joints, and electric pressing tools, driving continuous innovation in the industry.

We are most professional metal hose, metal bellow and related machineries manufacturer and exporter with more than 30 years of history. Our products exported and are exporting to many countries, such as Denmark, UK, USA, Russia, Ukraine, Iran, Australia, Zambuwae etc...Bellow and Hose machineries are exported to world wide, such as Turkey, India, Russia, Ukraine, Iran, Australia, Canada, USA, UK, etc...We make all kinds of flex-related products, such as flexible metal hoses, expansion joints, braidings, hose fittings, and related machines, such as elastomer hose forming machine, hydraulic forming machine, wire braiding machine, rewinding machine, bellow forming machine, etc...We are lead manufacturer of flex-related products in China.

Tianjin Boer King Steel Co., Ltd. Locates in the Shuang Gang industrial zone of Jinnan district 36km away from tianjin port. 6km away from tianjin airport, 40km away from train station.

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 Rosenwell petroleum technology Co., Ltd (hereinafter as Rosenwell company) is located in Dongying City, Shengli Oilfield(Belongs to Sinopec), which is the second largest oilfield and the largest petroleum industry base in China. Rosenwell company is a professional company engaged in petroleum equipment and spare parts, which is a reputable manufacturer and solution provider to oil gas drilling industry. We are focused on consumable parts, aiming for increasing parts life span, reduced operational cost, shorter downtime. Based on our domestic business with Shengli oilfield and professional engineering&commercial team, Rosenwell had built up a solid network and same-boat partnership with worldwide clients. Key advantage: OEM quality, 100% interchangeable. Competitive prices, In-time delivery, after-sales warranty service. The major scope of our products is, Top Drive System Spares, Mud pumps & spares, handling tools, BOP and BOP spares of RAM, Seals, etc We sincerely look forward to the chances of serving esteemed customers from all over the world and win-win business in the long run.

Founded in 1992, Zhejiang Yueding Corrugated Tube Co., Ltd. is a professional manufacturer of exhaust flexible pipes, metal hoses, corrugated compensators, and related exhaust system components. Our product range also covers exhaust clamps, fittings, truck exhaust pipes, and other supporting parts, helping customers simplify sourcing and maintain better compatibility across different exhaust system projects.

Taizhou ZhuoXin Plastics Co., Ltd. (SAM-UK), which was established in 2006, is a professional manufacturer of plastic construction materials. Our featured products are UPVC, CPVC, PPR, PPH pipes, fittings, valves and taps. At present, we mainly supply SCH40 ASTM D2466 and D2665, BS 4346 and NBR 5648 standard products, which are widely sold to Southeast Asia, Africa, the Middle East, Australia, America and applied in agriculture, industry and construction...

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.

Shandong Jianlong Plastic Co., Ltd. is a large company with the annual production capacity of 50, 000 tons, and it is the manufacturer with strong financial and technical capabilities, was founded in Ju County, Rizhao City, Shandong Province, China in 1992. The company possesses modern standard workshops and management system, and products are specialized on PVC well drilling pipe, Water Pipe, UPVC, CPVC, HDPE, PPR, PE-RT, PEX, MPVC pipes and fittings area, which with many authorized certificates and honors, such as quality and environment system certificates, health and safety management system certificates and other honors from National and Provincial Government departments!

Our company is a modern enterprise that integrates research and development, production, sales, and service. The company has fixed assets of 160 million yuan, a modern factory area of over 60000 square meters, and more than 50 first-class fully automated production lines; Having the production capacity of various pipeline products and professional technical personnel; Having strong R&D capabilities and leading production capacity in the industry.

Hangzhou Jiuyang Plastic Pipe Industry Co., Ltd. Was established in 2004 and is a company specializing in the production and sales of HDPE water supply pipes and fittings.

After 20 years of development, HengAn Weiye Steel Group has become a leading enterprise in the industry with is own brand and several patents. In year 2022, Hunan HengAn Weiye Metal Products Co, Ltd was established to pave the way for extended processing and international trade of metal products. The company has over 10000 tons of stock and processing bases in Guangzhou, Tianjin, Hubei and Shandong, Jiangsu and Zhejiang.

Ningbo Standard Plumbing Co. Ltd was extablished in 2007. It covers an area of 4000 square meters and employs around 70 employees. It is a leading company specializing in developing, manufacturing and exporting of advanced piping systems including overlap PEX-AL-PEX multilayer pipes, brass compression fitting, press fitting, thread fitting, gas fitting and other products.

Established in 2008, Shijiazhuang Shentong Plastic Industry Co., Ltd. is a professional manufacturer and exporter