iso api casing300+ factories verified

Shanghai Baori Steel Industries Co., Ltd. is located in Shanghai, the economic center of China, near the Gold Coast. It is currently one of the well-known steel service and leading enterprises in China. The company has a stable development team, and its business performance and comprehensive strength have always maintained growth. Since its establishment ten years ago, the company has integrated steel rolling, annealing, production, retail, shearing processing, logistics and distribution, international trade, and professional services, and is a large-scale enterprise with high reputation for comprehensive operation at home and abroad. We mainly deal in wear resistant steel, alloy steel, , API5CT Tubing Casing with excellent quality, quality assurance, and professional service. We provide professional products and services for domestic and foreign customers. Our company's service tenet is always customer-centric and has won a lot of praise.

Chengdu Derbo Steel Co., Ltd. Since its establishment in 1990s, has focused on steel industry for more than10 years with the principle of perfect quality and excellent service and basic purpose of providing strategic sourcing service and product solutions for foreign market.

Company Profile

Dongying Lake Petroleum Technology Co., Ltd (Lake Petro) is a one-stop oil service company with 15 years of work experience in oil and gas fields. We have served over 300 clients in over 30 countries and regions, involving oil and gas, water wells, mining, geology, oceanography, etc. We commit to provide the best products and services to our customers worldwide.

SHANDONG BEYOND PETROLEUM EQUIPMENT Co., Ltd. is established on request of customer and aimed to supply best product and service for the customer. It focuses on to supply best solutions for the overseas oilfield customer on equipment spares maintenance and supply.

ZHenjiang Boral Machinery and Equipment Co Ltd was established in 2014 by people with long term technical experience in elevator, escalator and oil and energy equipment field both in China domestic and international market.

Goldenman Petroleum Equipment Co., Ltd. is proudly situated in the picturesque oilfield city of Dongying, nestled in the vibrant Shandong Province of China. Over the course of 18 years in operation, Goldenman has not only solidified its presence in the industry but also established itself as a leading manufacturer and supplier of premium petroleum equipment. We boast our own state-of-the-art factories, where we specialize in crafting an extensive range of drilling strings, valves, Blowout Preventers (BOP), cementing tools, and various other accessories essential for oil drilling rigs. Each of our products is meticulously crafted to adhere to the stringent standards set by API (American Petroleum Institute) and ISO (International Organization for Standardization) certifications, ensuring unparalleled quality and reliability.

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.

Changsha ChaoJinGang Machinery Manufacturing Co., Ltd. (ChangSha Super Drill Import & Export Co., Ltd. ) is a modern high-tech enterprise specializing in research and manufacture of rock drilling machinery and pneumatic tools in China. The factory has rich scientific research and production experience, using the raw materials, advanced production technology and rigorous testing methods, to produce products with superior performance and stable and reliable quality. "Super Diamond" brand rock drilling and pneumatic series products are sold well all over the country due to their superior performance, stable and reliable quality. They have been exported in batches to more than 20 countries and regions, such as Korea, Brazil, Australia and South Africa, and are well received by users.

Sichuan Weichuang Petroleum Equipment Manufacturing Co., Ltd Was established in 2007 and is a high-tech enterprise specializing in the research and development, manufacturing, and innovative production of petroleum drilling and production equipment. The company integrates scientific research and development, promotion and application of new technologies, manufacturing, repair, and leasing of petroleum drilling and production equipment, as well as petroleum engineering technology services. It has successfully passed the American Petroleum Institute's API-7-1 and API Q1 certifications, as well as ISO9001: 2015 quality management system certification and other related qualification certifications. It is able to produce products and provide services in accordance with international quality management standards. Sichuan Weichuang Petroleum Equipment Manufacturing Co., Ltd is committed to providing customers with comprehensive products and technical services, and offering one-stop solutions to meet their diverse needs. The company strictly follows the ISO9001: 2015 international quality management system and API Q1 system standards to organize production, ensuring that every aspect from design, production to after-sales service meets high quality requirements. At the same time, Sichuan Weichuang Petroleum Equipment Manufacturing Co., Ltd focuses on technological innovation and R&D investment. The company has established a "Petroleum Equipment Joint R&D Center" with Southwest Petroleum University. After years of technological research and accumulation, it has obtained six national invention patents and 35 utility model patents, forming a core technology system with independent intellectual property rights. The new hydraulic thruster, hydraulic oscillator, shock absorber series, shock absorber system, infinite switch bypass valve and system, remote control variable diameter stabilizer and system, mud splash valve, drilling and scraping integrated tool, and internal blowout prevention tool developed by the company have achieved good results in on-site use in multiple large petroleum enterprises such as PetroChina and Sinopec, winning market recognition, trust, and support. In addition, Sichuan Weichuang Petroleum Equipment Manufacturing Co., Ltd has established long-term cooperative relationships with multiple oil companies and has been designated as a designated service unit by Sinopec Shengli Petroleum Engineering Company, Southwest Petroleum Engineering Company, Jianghan Petroleum Engineering Company, Zhongyuan Petroleum Engineering Company, East China Petroleum Engineering Company, PetroChina Great Wall Drilling, Western Drilling, Chuanqing Drilling Company and other units. And signed a strategic cooperation agreement with the Western Drilling Engineering Institute of PetroChina. Sichuan Weichuang Petroleum Equipment Manufacturing Co., Ltd always adheres to the business philosophy of "technological innovation as the foundation, product and service quality as the fundamental, honest operation and customer satisfaction as the purpose", and is committed to making every oil tool a boutique, ensuring that the product pass rate reaches 100%. In the future, Sichuan Weichuang Petroleum Equipment Manufacturing Co., Ltd will continue to adhere to the goal of providing customers with high-quality and efficient products and services, continuously improve its technological level and service quality, and strive to transform from a petroleum equipment manufacturer to a comprehensive energy solution provider, contributing wisdom and strength to the development of the energy industry.

Sinotai Petroleum Equipment Co., Ltd (TS-SINOTAI) is established specially for serving Oil and Gas Industry by providing Drilling Equipment and Spare Parts. Our strength is at Drilling and Workover Rig, Rig Package and components such as TOP Drive, Traveling Equipment, Handling Tools, Well Control Equipment, as well expendable parts for Rigs, Mud Pump, BOP, etc. All TS-SINOTAI equipment is API certified and have been well tested and commissioned before delivery.

Shandong Yacheng Petroleum Technology Co., Ltd. (YCPT) is a supplier of drilling equipment for the oil and gas industry, located in the second largest oil field in China - Shengli Oilfield in Dongying City. We are a subsidiary of Xincheng Petroleum Group, which is established in 2003. We are a first-class supplier in vendor list of CNPC, SINOPEC, and CNOOC, and member of CCOIC, CCPIT and so on.

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.

Dongying Jinxiu Petroleum Machinery Co., Ltd (JX PETRO) was founded in 2005 with registered capital of RMB 50, 000, 000 Yuan in Shengli Oilfield, the oil equipment hub of China. JX Petro is a professional manufacturer and supplier of petroleum drilling and production equipment with API certification.

HONGKONG EASTLONG TECHNOLOGY Co., Limited We are mainly engaged in the sales of tubing coupling, casing coupling, pup joints, tool joints, and so on. Our factory is located in Henan, China. We have more than 15 years of experience in production, We have the ISO 9001 Quality Control Certificate, API - 5CT Certificate.

Shenyang New Densen Casting and Forging Co., Ltd., the export sales company of Shenyang Densen Group of Companies (which including 8 own foundry, forging factory and machining factories) and its more than 15 sub-contractors.

Zhonghe Steel (Tianjin) Co., Ltd is committed to integrate steel resources in China and serve the global steel market. Our company has more than 10 years of experience in steel researching, production, managing and sales. And our team mostly are based on and worked in national famous steel enterprise before. In the aspect of resources and information, we have established cooperative relationship with nearly hundred enterprises, either state-owned or private owned in China. What's more, we have built long, deep and close business relationship with dozens of steel company, Sharing and holding equities with several steel enterprises. Because of the close cooperation with steel companies and our pioneering spirit, which can ensure us stay at the top competition, and ensure our customers get what they really want.

Shandong Seaco Machinery Equipment co. Is a fast-growing professional petroleum equipment manufacturer and supplier, integrating petroleum equipment development & application and oilfield technical service into one. It is located in China's second largest oilfield - Shengli Oilfield, center of the Yellow River Delta city - Dongying City, Shandong Province.

Established in 1994, STARSE Energy and Technology (Group) Co. Ltd is an international company for the energy industry, integrated with oil fields exploration and development, petroleum equipment development and manufacture as well as oilfield services.

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.

ZYT Co., Ltd. is a professional manufacturer and supplier of raw materials, electronic products, and water filters, which are widely used in the power plant, petrochemical, and energy industries.  As a leading provider of a diversified portfolio of raw material products, we offer steel, aluminum, and copper products in various forms, including coils, sheets, pipes, profiles, fittings, and flanges. Furthermore, we provide comprehensive customized processing and cutting services to meet your specific needs, covering horizontal and longitudinal cutting, laser and waterjet cutting, welded pipe processing with pipe fittings (tees, elbows), explosive composite plate fabrication, as well as forging and casting customization. As a preeminent provider of a diverse range of Raw Material Products, encompassing Steel, Aluminum, and Copper products in various forms such as coils, sheets, pipes, profiles, fittings and flanges. Furthermore, we offer comprehensive Processing and Cutting services tailored to meet your exact needs, including horizontal and longitudinal cutting, laser and waterjet cutting, welded pipe processing with pipe fittings (tees, elbows), explosive composite plate fabrication, and forging and casting customization. Headquartered in the dynamic Shijingshan District of Beijing, China, ZYT has established strategic warehousing bases in Jiangsu, Shandong, and Hebei provinces, ensuring seamless logistics support for efficient delivery both domestically and globally. With extensive experience in the domestic and international steel product supply market, we have built a solid reputation for reliability and quality. Recognizing the immense potential of new energy, ZYT has set up a dedicated New Energy Department, specializing in cutting-edge products in this field. Our product range includes ESS & EV batteries, energy storage systems, photovoltaic solar panels, solar hybrid inverters, integrated DC chargers, community charging networks, and a wide variety of electronic components.  We warmly welcome overseas clients, EPC contractors, end-users, and all relevant stakeholders to cooperate with us as reliable partners and explore tailored solutions together.

Qingdao Megasoar Machinery Co., Ltd. Was established in 2018. Its cooperative factory is located in Shengli Oilfield, Dongying, Shandong Province, and has 10 years of experience in the foreign trade export of petroleum machinery. As a recognized industry leader in domestic China, it is committed to develop,  manufacture and supply a variety array of oilfield products categorized as drilling equipment, production equipment, tubular goods, pipelines, chemicals and oilfield services. Technical innovation is always the focus for this National Hi-tech Enterprise and it owns 120 odds national patents, of which 18 are invention patents.  Years of sales efforts have made our products blossoming in nearly every domestic oilfields. Products have been distributed to more than 30 countries such as USA, Canada, Argentina, Cuba, Russia, Kazakhstan, Uzbekistan and Indonesia etc. Three Quality Management Systems attained, such as ISO9001: 2000 Quality Management System, ISO14001 Environmental Management System and OHSAS18001 Occupational Health and Safety Assessment Series, are always integrated throughout the company's daily operation and processes. 16 products such as drilling rig, casing, tubing, drill pipe, pumping unit, sucker rod, sucker rod pump and composite pipe are licensed to use API 4F, API 7K, API 8A, API 5CT, API 5D, API 11E, API 11B, API 11AX and API 15HR monograms. Our strategic goal is to become a national and then an international petroleum equipment supplier and to offer products and solutions for any challenging customer demand. As a recognized industry leader in domestic China, it is committed to develop,  manufacture and supply a variety array of oilfield products categorized as drilling equipment, production equipment, tubular goods, pipelines, chemicals and oilfield services. Technical innovation is always the focus for this National Hi-tech Enterprise and it owns 120 odds national patents, of which 18 are invention patents.  Years of sales efforts have made our products blossoming in nearly every domestic oilfields. Products have been distributed to more than 30 countries such as USA, Canada, Argentina, Cuba, Russia, Kazakhstan, Uzbekistan and Indonesia etc. Three Quality Management Systems attained, such as ISO9001: 2000 Quality Management System, ISO14001 Environmental Management System and OHSAS18001 Occupational Health and Safety Assessment Series, are always integrated throughout the company's daily operation and processes. 16 products such as drilling rig, casing, tubing, drill pipe, pumping unit, sucker rod, sucker rod pump and composite pipe are licensed to use API 4F, API 7K, API 8A, API 5CT, API 5D, API 11E, API 11B, API 11AX and API 15HR monograms. Our strategic goal is to become a national and then an international petroleum equipment supplier and to offer products and solutions for any challenging customer demand.

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.

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.

WE BOER KING STEEL GROUP(Tianjin Boer King Steel Import and Export Co., Ltd )LOCATED IN SHUANGGANGINDUSTRIAL ZONE, JINNAN DISTRICT, TIANJIN, China. 30KM AWAY FROM TIANJIN XINGANG PORT, 8KM AWAY FROM TIANJIN AIRPORT.

Hebei xinhuafa petroleum company is specialized in different kinds of products.

Oasis Oil Tools Co., Ltd, is a famous manufacturer which integrates the research and development, design, manufacture and sell water well screens/johnson screens, wire wrap screen, wedge wire screen, pipe based well screens, oil well screens and sand control well screens, bridge slotted well screens, perforated pipe (base pipe), gravel pre-packed well screens, wedge wire screens, passive water intake screens etc. Water, oil and gas well filtering products as well steel tubes and pipes and industrial parts.

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.

Shandong Zhuosheng Co., Ltd. Has a large inventory of products - carbon steel, galvanized, aluminum zinc, stainless steel, ductile iron pipes, oil sleeves, I-beams, angle steels, channel steels, steel rails, steel bars, steel sheet piles, tinplate, etc., which can meet your various needs.

Wholesale and retail: Pipeline equipment, steel, hardware products, insulation materials, building materials, sports equipment, plastic products, rubber products, mechanical equipment and spare parts, import and export of goods (for projects that require approval according to law, business activities can only be carried out after approval by relevant departments).