Shandong DongJu Machinery Technology Co. Ltd., which is located in Liaocheng, Shandong, China, was founded in 2003. After two decades dedication and hard work, Dongju Machinery has developed to be one of the leading concrete pump spare parts manufacturers of China. Our profession is manufacturing rubber hoses and other spare parts for concrete pumps , concrete truck mixers and other construction machines.Our FactoryWe have a factory,covering area over 100000 square meters, with more than 200 employees. With more than 4 sets of digital control automatic production line and more than 30 sets various kinds of auxiliary equipment, our factory were given the production capacity over 30000 pieces of rubber hoses, over 30000 pieces of concrete pump pipe and elbow. Our factory is rewarded with the certificated of ISO9001:2008. A laboratory with a complete testing line was founded along with the factory. All our raw materials and ready products is tested within the laboratory. With our own quality control department working under a complete quality management mechanism ,and our R&D department constantly research, development, and innovation, our products has been hot selling to all over the world, such as: Korea, Vietnam, Thailand, Indonesia, Malaysia, Singapore, India, Pakistan, Russia, Afghanistan, Iran, UAE, Saudi Arabia, Yemen, Omen, Jordan,Israel, Egypt, Turkey, Ukraine, South Africa, Nigeria, Argentina, Brazil, Mexico, the United States, Canada, Poland and other countries and regions Our CategoryConcrete pump pipe, concrete pump rubber hose, concrete pump elbow, concrete pump clamp coupling, concrete pump rubber gasket, concrete pump piston, spectacular wear plate and cutting ring, cleaning sponge ball, reducing pipe and other concrete pump parts. Product ApplicationEngineering and construction machineryProduction EquipmentMore than 10 sets of automatic equipment and more than 30 sets of various auxiliary equipment can be produced at the same time.Our ServiceOur company's international trade business focus on concrete pump pipes, wear-resistant pipes, hoses, casting elbows, wear-resistant elbows, reducers, wear plates and other spare parts. With 2 decades of development, we have established long-term business partnership with international brands such as Schwing, KCP, DOOSAN, SANY, and ZOOMLION. With excellent product quality, good product performance, leading technical advantages, professional pre-sales and after-sales services, we have gained very high reputation among the domestic and foreign concrete pump market.scientific and rational chemical composition selectionThe chemical composition of products , with optimization and scientific control curve , testing equipment make a matching more reasonable , to ensure that the products required for the target.