The company is a comprehensive solution provider in the infrastructure field, always committed to "continuous innovation for customer value". On January 10, 2012, Sujiaoko made an initial public offering of A shares and officially listed on the Shenzhen Stock Exchange (stock code: 300284). The company's main business includes engineering consulting and project contracting, and has formed an enterprise group with planning and consulting, survey and design, environmental business, comprehensive testing and project management as its core business. business areas related to highway, municipal, water transport, railway, urban track, environment and other industries, including investment and financing, project investment analysis, planning consulting, survey and design, construction supervision and other industry chain services. The company's main products include engineering consulting reports, project feasibility study reports, project estimates, design documents and drawings, and engineering contracting, including infrastructure engineering contracting services, etc. Sujiaoko has been ranked as "Top 150th Global Engineering Design Company" by American ENR for 6 consecutive years, 46th by American Engineering News record (ENR) "Global Engineering Design Company 150th" in 2019, "Top 225th International Engineering Design Company" by American ENR for three consecutive years, and 44th by American Engineering News record (ENR) "Top 225th International Engineering Design Company" in 2019. Sujiaoko is the only private company in mainland China to rank in the top 50 of the double list.