Hunan Ruili Technology Co., Ltd. is an integrated high-tech company of "research, production, marketing and consulting" approved by Hunan Provincial Administration for Industry and Commerce and registered in Lugu High-tech Zone, Changsha City (Annex 1).

The company takes "leading the revolution of new materials and new technologies for road construction" as its development strategy, and builds an enterprise with the business philosophy of "low-carbon and environmentally friendly economy" and the core values of "serving the people's livelihood. The company develops, applies, produces and sells complete sets of bio-enzyme soil composite solidification road construction technology, overall recycling and comprehensive utilization of various abandoned buildings, remote monitoring of bridges, intelligent tensioning monitoring, project management and supervision system, bridge health monitoring and early warning and other high and new technologies, development of type equipment matching with new technologies, production of composite solidification products, and related technical consulting services.

Enterprise existing domestic and foreign senior management, science and technology research and development personnel dozens of people. Among them, engineering technology and management professionals above engineer account for 60%, technical research and development personnel account for 62%, high-end management personnel account for 5%, and there are more than 20 doctoral guides and professor-level visiting researchers. The company has established close cooperative relations with Central South University, Hunan University, Tongji University, South China University of Technology, Chang'an University, Chongqing Jiaotong University, Xiangtan University, Changsha University of Science and Technology, Hunan normal University, Hunan Institute of Transportation Science, Hunan Institute of Transportation Survey, Planning and Design, Hunan Institute of Biology and other institutions of higher learning and scientific research institutes, forming a strong camp of R & D application and consulting services.

The company always adheres to the development tenet of "innovation, energy saving, low carbon and environmental protection", and always insists on providing high-quality products and perfect technical services for customers and society. At present, the company has a number of national patents and a number of utility model patents (Annex 2), and has been continuously approved as a high-tech enterprise since 2017 (Annex 3). The company is dedicated to the research and improvement of the complete set of bio-enzyme soil composite solidification road construction technology, the in-depth research and expansion of the overall recycling and recycling technology of large-area construction waste, and the development of key supporting equipment indispensable to ensure new technologies and processes. The research results have formed a systematic equipment for large-scale production to meet new technologies and new processes, laying a detailed foundation for the transformation and implementation of major scientific research results into productivity. The company has a complete set of bio-enzyme soil composite solidification road construction technology, deep silt in-situ solidification technology, intelligent tensioning monitoring equipment, bridge health operation monitoring system, project management and supervision system, compaction intelligent control system, and has been widely used in the national highway, waterway, municipal, contiguous residential area engineering construction. The application and promotion of bio-enzyme soil composite solidification complete set of road construction technology has promoted the overall recovery and recycling of large areas of construction waste, and promoted the manufacturing and development of systematic new equipment compatible with composite solidification road construction technology.