api spec 11b20+ factories verified

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

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.

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.

Restructured from SINOPEC in 1997, Puyang Zhongshi Group Co., Ltd has 18 years manufacturing experience of petroleum machinery products till now, we have competitive prices of our main products of casing accessories like bow spring centralizer, solid rigid centralizer, float equipment, cementing plug etc.

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.

As a professional exporter specializing in oil drilling tools and equipment, our company has been deeply engaged in the global energy equipment supply chain since its establishment. We are committed to providing high-quality, reliable oil drilling tools and equipment to customers worldwide, covering a comprehensive range of products such as drill bits, drill pipes, wellhead equipment, drilling rig components, and auxiliary tools for oil extraction. These products are manufactured in strict accordance with international industry standards and have passed multiple quality certification systems, ensuring stable performance and long service life in harsh oilfield operating environments.

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.

Yanggu Jixing Rock Drilling Tools Co., Ltd was established in "2011", is a professional manufacturer engaged in the research, development, production, sale and service of foundation drilling tools, (like B47K22H, B43H, B47K19H, DS05, C31HD, C30, BFZ70, BFZ72, BFZ80, WS39, BA04 etc) trenching cutter tools, (LIKE TS30C X, TS36C X, TS39C X etc) drum cutter tools, (LIKE BTK121, BTK122 etc) roadheader cutter tools, coal mining tools and other Tungsten carbide brazed products which are widely used in railway, highway, tunnel, subway, coal mining and other construction project. Nearly all types products of international famous brands can be matched and afforded. We are located in Yanggu County, Liaocheng City, Shandong Province with convenient transportation access. Dedicated to strict quality control and thoughtful customer service, our experienced staff members are always available to discuss your requirements and ensure full customer satisfaction. In recent years, our company has introduced a series of advanced equipment including drilling machine, welding machine, milling machine, anneal stove and so on. In addition, we have obtained ISO9001 certificate, BV and SGS certificate, over one hundred new patented products certificates and so on. Selling well in all cities and provinces around China, our products are also exported to clients in such countries and regions as Germany, USA, Canada, Singapore, Vietnam, Korea, South Africa, America, Middle East, Australia and other regions. We also welcome OEM and ODM orders. Whether selecting a current product from our catalog or seeking engineering assistance for your application, you can talk to our customer service center about your sourcing requirements. All of staff warmly welcome customers from all over the world to visit and negotiate business.

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.

GPE OIL Machinery Co., Ltd was founded in 2005. We specialize in the production of API 6A valves, Christmas trees, API 16A blowout preventers, API 5DP drill pipes, and other products. We have 12 professional and technical personnel, 45 production workers, 13 professional inspection personnel, 14 professional sales personnel, 5 professional service personnel, 50 large-scale professional processing equipment, more than 40 professional testing equipment, and a plant area of more than 40000 square meters. In 2015, we set up a branch in the United States, expanded its sales share in North America, and its product quality was recognized by international well-known oil companies, and established a long-term and stable cooperative relationship. The company adheres to the principle of "customer first, quality first". The company enjoys a good reputation for product quality and delivery time. Our vision is to become a world-class oil equipment supplier. Our mission is to provide customers with the best oil equipment. We are willing to fight for it all our lives.

For the last couple of years, we focus only on one thing: How to make your work better. We think we design, we apply different kinds of accessories to your. Being a design house jointly invested by manufacturers with very different competent and manufacturing processes, we have come up with more than designs covering most of the mainstream. We offer our design with competitive manufacturing process cost to support brands with attitudes and styles. Come talk to us. CNPS. COM LIMITED (CNPS), a professional supplier of petroleum equipment. CNPS can also help our customers source oilfield equipment like OCTG, well logging, MWD, LWD, mud logging, cementing, laser gas detection, etc.

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.

Shandong xilong Machinery Equipment Company Limited is a supplier of drilling equipment for oil and gas industries.

Best-all Petro is located in Dongying City, which is famous for Shengli Oilfield. It is the largest petroleum equipment manufacturing center in China. Best-all Petro is a professional manufacturer of mud pump spare parts. Our main products are: Bi-metal cylinder liner, ceramic cylinder liner, hydraulic cylinder, piston, valve assembly, crankshaft assembly and other mud pump spare parts. Our products are not only widely used in the domestic market such as Shengli Oilfield, but also exported to Central Asia, the Middle East, Southeast Asia, North America, South America and other countries in the world.

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.

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.

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.

Shengli Oilfield Freet Petroleum Equipment Co., Ltd was established in 1964, and formly, it was named as General Enginnering Machinery Plant of Shengli Petroleum Administration, Sinopec.

Dongying Qihai Petroleum Engineering Co., Ltd is locate in Dongying, Shandong, where is one of the biggest oilfields of China. Depending on the thechnology advantage of Shengli oilfield, the China Univercity of Petroleum and the Drilling technology research institute, we have been Committing to be a professional oilfield Integrated service provider, including oil well drilling service, the production and maintenance of oil&gas drilling equipments, the recearch and development of petroleum chemicals. etc.

Yantai Sunrise Machinery Co., Ltd. Is a high-tech enterprise in the oil and gas industry and ventilation industry. Since 2007, our business began with the supply of oil drilling equipment. All production and testing of our oilfield equipment are strictly in accordance with API standards, and some products have passed CE, GOST certification, and the products have been exported to Eastern Europe, Western Europe, the United States, Russia, the Middle East and Southeast Asia etc. After 14 years of experience accumulation and market inspection, none of our products have complaints or returned to the factory due to quality problems.

Incorporated in August 2005, Yancheng Xinyongjia Petroleum Machinery Manufacturing Co., Ltd. is a first-class network enterprise of PetroChina &Sinopec and a national high-tech enterprise in Jiangsu Province, east China. The company has passed API and UDEM international certification, ISO9001: 2008 quality management system certification, ISO14001: 2004 environmental management system certification and OHSAS18001: 2007 occupational health and safety management system certification. The company has a registered capital of $15 million and covers an area of 50000 square meters.

Zhaoxin Industry & Trade Company, Ltd. Of Dongying City is located in the hinterland of beautiful Yellow River Delta --- Dongying City normally called " Petroleum City". The company, which conducts scientific research, development, manufacture, sale and after sale service, is one enterprise for oilfield tool and equipment manufacture.

UPET GROUP consist of following companies: Upet Oilfield Equipments Co., Limited, Upet Industry Co., Limited, Weifang Youpat Machinery Equipments Co., Ltd and Qingdao Uelion International Trade Co., Ltd.

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.

Zhengzhou Maierda Petroleum Equipment Co., Ltd., located in central China, is a professional supplier of oilfield equipment and tools such as casing centralizers, tubing centralizers, drill pipe centralizers, sucker rod & polised rod centralizers, float collars and float shoes, cementing plugs, cement baskets, cementing heads, stage collars, sucker rods, polished rods, casing & tubing & rod couplings & crossovers, etc.

Dongying OilMan Machinery Equipment Co., Ltd is a leading manufacturer and supplier of oilfield equipment and tools in China as follow: