Rongli Intelligent Manufacturing was established in 2012 with a registered capital of 60 million yuan. Our headquarters are located in the beautiful and historically rich city of Qingzhou, Shandong Province, benefiting from an advantageous location and convenient transportation (sitting at the intersection of Qingyin and Changshen Expressways) and just 2.8 kilometers away from the Jiaojing passenger high-speed rail line.
Our company currently owns over 70 sets of large-scale processing equipment, offering processing services and casting for various equipment, primarily including: oil equipment research and manufacturing, automotive accessories, mobile substation, high and low voltage electrical control cabinets, ship accessories, high-speed rail facilities, metallurgical equipment manufacturing, mining equipment, wind power equipment, coal chemical industry and environmental protection equipment processing, and new energy industries. In 2009, our oil drilling rigs and related products were awarded the "Famous Brand of High-Quality Drilling Rig Products in China with Satisfied Service." In 2010, we were recognized as a "Famous Trademark of Shandong Province," and in the same year, we were certified as a "High-Tech Enterprise of Shandong Province." In 2013, we were awarded the "Famous Trademark of China." Our company is one of the few in Shandong Province capable of independently producing all eight systems of drilling rigs, and our oil drilling rigs are of internationally advanced level. Our products are widely used in oil land drilling platforms, offshore drilling platforms, coal chemical industry, metallurgy, mining, and green energy industries.
Our company is certified with ISO9001:2008, HSE, CE EU certification, as well as the right to use the convention emblem and API certification. Our products and main components are produced in strict accordance with the ISO14693 international standard and API Spec 7K, API Spec 4F standards. We are a member of the Sinopec supplier network and have been awarded multiple honors, including "Shandong Province Credit Unit."
Our company specializes in the production of oilfield equipment, offering a range of products including oil drilling rigs (such as skid-mounted rigs and trailer rigs), solids control systems, mud pump units and packages, electric diaphragm pumps, three-cylinder single-acting drilling pumps (RL3NB series mud pumps and RLF series mud pumps), drilling mud pump accessories, and custom machining of various parts according to customer requirements.
Our company boasts a scientific management system, robust technical strength, comprehensive quality inspection methods, and superior large and medium-sized equipment. We always adhere to the principle of "Surviving through quality and developing through technology," with customer satisfaction as our eternal pursuit.
Our company has established a solid foundation for collaboration with a wide range of clients through its excellent products, reasonable pricing, and attentive service. Currently, our products have been serving over a dozen oilfields and geological departments across the nation, and have been exported to countries and regions such as the United States, Canada, Russia, Brazil, Romania, Kazakhstan, East Asia, and Southeast Asia.


RL3NB-1300A three-cylinder single-acting reciprocating pump, featuring optimized parameters, increased stroke length, and reduced strokes to enhance pump suction performance and extend the lifespan of wearing parts. Widely used in oilfields and other industrial enterprises for drilling, well maintenance, long-distance liquid medium transportation, multi-well water injection pump stations, and polymer injection operations. Mainly compatible with drilling rigs ranging from 32 to 45.
These pumps are manufactured in strict accordance with the SY5138 standard of the Petroleum Industry Department, and undergo factory testing in accordance with the standard.

































