Luoyang Zhongtie Qiangli Machinery Co., Ltd., formerly the General Machinery Factory of the Tunnel Engineering Bureau under the Ministry of Railways, was established in May 2006 following the separation of its main business from auxiliary operations during corporate restructuring. The company specializes in the R&D and manufacturing of specialized machinery for tunnel and bridge construction, and is committed to providing one-stop solutions and automated, intelligent complete equipment sets for various underground engineering projects. It is a specialized, refined, distinctive, and innovative "Little Giant" enterprise and a high-tech enterprise integrating design and R&D, production and manufacturing, and sales and service.

　　The company covers an area of over 200 mu (approx. 13.3 hectares), and currently employs more than 80 intermediate and senior technical personnel and over 400 intermediate and senior skilled workers. It boasts modern workshops covering 50,000 square meters, equipped with a full range of machinery processing, maintenance, and testing facilities. At present, the company produces over 1,000 units annually of arch-anchor-grouting combined operation trolleys, lining trolleys, intelligent steel bar and fabric hanging trolleys, trestles, and wet shotcrete trolleys, with an annual output value of RMB 1 billion.

　　Adhering to the development philosophy of prioritizing technology and pursuing continuous innovation, the company has been successively accredited with the Luoyang Municipal Enterprise Technology Center, the Henan Provincial Enterprise Technology Center, the Henan Provincial Bridge and Tunnel Intelligent Equipment Engineering Technology Research Center, and the Henan Provincial Postdoctoral Innovation Practice Base. Currently, the company holds over 100 utility model and invention patents, including more than 20 core patents, and has successively passed the national ISO9001:2015 Quality Management System, ISO45001:2018 Occupational Health and Safety Management System, and ISO14001:2015 Environmental Management System certifications.

　　Through over two decades of market experience and sustained development, the company has formed eight major product series: arch-anchor-grouting combined operation trolleys, intelligent information-based lining trolleys, intelligent steel bar and fabric hanging trolleys, gutter and cable trough trolleys, multifunctional waterproof membrane and curing trolleys, hydraulic invert trestles, and wet shotcrete trolleys. It has provided tens of thousands of sets of construction equipment to nearly a hundred construction enterprises, including China Railway Group, China Railway Construction Corporation, China Communications Construction Company, Sinohydro, PowerChina, and China State Construction, establishing long-term and stable cooperative relationships. Its products have been exported to over 60 overseas projects in countries such as Georgia, Kazakhstan, Sri Lanka, South Africa, Zambia, Malaysia, Singapore, Bangladesh, and Indonesia, earning extensive recognition and a strong social reputation within the industry.

　　"Zhongtie Qiangli" products, with advanced technology and high-quality service, lend a helping hand to the creation of quality projects!