Tianjin Hongxuanda Technology Co., Ltd. founded in March 2011, is located in Tianjin, which is known as the "Gateway of North China". It is committed to building a first-class full-section tunnel boring machine manufacturing service enterprise in the field of domestic rail transit technology. The service mainly involves the equipment leasing business, collaborative manufacturing service, technical service and construction service of full-section tunnel boring machine and related supporting facilities.

The company adhering to the principle of accumulation, excellence, always pay attention to technology and talent accumulation. At present, the company has formed a technical team composed of mechanical, electrical, hydraulic, computer, civil engineering and other multidisciplinary personnel, whose knowledge structure covers a comprehensive scope, advanced management and service concept, strong innovation ability, the main direction involves equipment management method research, new technology application research, full-section tunnel boring machine maintenance and so on. More than 98% of the company's technical staff are bachelor degree or above, and most of them are the first batch of shield design researchers in China. In the field of full-section tunnel boring machine technology for many years, not only rich experience, solid theoretical knowledge, and have a strong sense of manufacturing service, familiar with the operation law of the industry.

Since its establishment, the company has always adhered to the management concept of "specialization and refinement", promoted management innovation with value thinking, and promoted industrial win-win with value creation. Adhere to create value for customers, and constantly deepen the service concept of moving customers with sincere heart and practical work results. Up to now, the company has carried out in-depth cooperation in joint operation with many equipment manufacturing enterprises, integrating equipment leasing business and other services into the manufacturing business chain of full-section tunnel boring machine and related supporting equipment, optimizing supply chain management through division of labor and cooperation between the two parties, so as to upgrade product manufacturing level and improve manufacturing efficiency. At present, the company has carried out shield machine leasing business in Beijing, Wuhan, Guangzhou, Hangzhou, Yinchuan, Nanning and other places. The company will make continuous efforts to carry out service model innovation, technology innovation and management innovation through reasonable allocation of resources, formulation of service standards, cultivation of professional talents and other measures, and finally push the company to the leading position in the industry and lead the development of the industry.