NanJing Research Institute of Surveying, Mapping & Geotechnical Investigation,Co.Ltd. provides surveying and mapping services in the People's Republic of China. It offers surveying and mapping technology and consulting services for planning, natural resource management, and urban and rural construction projects; and engineering survey and geotechnical engineering services for engineering construction projects. The company also provides geographical information-based information system integration and related services in the fields of rail transit operation monitoring, urban map (atlas) compilation, remote sensing, geographic national conditions census and monitoring, pipeline detection, and garden intelligent management. In addition, it offers smart water and garden, underground space system, natural resource product, urban smart drainage monitoring and supervision, and intelligent monitoring and supervision of rail transit structure safety. The company was founded in 1991 and is based in Nanjing, the People's Republic of China.