On November 21, GeLongHui: China Railway Prefabricated Construction (300374.SZ) stated on the investor interaction platform that the company's main business is the intelligent manufacturing of prefabricated building products and smart construction services. In recent years, the company has made some progress in the research and development of prefabricated new building materials as well as research on the application of prefabricated technology. The ecological hanging panels for exterior walls have gradually entered the market, and the prefabricated fast-installed housing system has been applied in areas such as pastoral housing and new rural construction. Next, the company will continue to increase research and development efforts to achieve the iterative upgrading of green products and technologies.