What are the listed companies of intelligent transportation software?

2. Chuanda Zhisheng (002253), whose business scope includes air traffic control automation system and ground traffic management system; The company's air traffic control automation system is the first civil aviation backbone system in China, ranking first among domestic enterprises in the market share of air traffic control software; The core technology of intelligent management system of ground transportation is "automatic identification system of high-speed car number plate". 3. Wantong Technology (00233 1), the company is mainly engaged in expressway information construction, undertaking expressway integrated information management system, Wantong Expressway (6000 12) expressway integrated information system, expressway traffic information integrated service platform and expressway electromechanical system operation and maintenance platform; The company holds 0/00% shares of Yantai Huadong Electronic Software Technology/KLOC-0, and its main software products, such as container software CiTOS, bulk cargo software GCTOS, and shipping agency software, are in the forefront of market share in the segmentation field. 4. Development of communication technology (00240 1). The company is mainly engaged in intelligent transportation system integration and industrial automation business, and independently developed the i-SCOPE traffic monitoring software platform. 5. Siweituxin (002405), whose products include car navigation, consumer electronic navigation and electronic map services, is a leading enterprise in domestic navigation electronic map, with the largest navigation electronic map database and updated network system in China, and its market share in China car navigation map exceeds 60%; The market share of GPS mobile phone map is 68.64%, and that of PND map is 18.73%. Every day, the number of clicks on the company's map products through LBS and Internet map services reaches 9 1 10,000 times; In the field of mobile location services, we have deep cooperation with China Mobile and Telecom, while in the field of Internet map services, Baidu, Tencent, Ctrip and other websites all use company navigation maps. 6. Seville Intelligent (300044), the company's main business includes intelligent rail transit and intelligent building control system, and its urban rail transit intelligent system solution includes five systems: integrated security system, passenger information system, integrated monitoring system, communication system and automatic fare collection system. 7. Yinjiang Co., Ltd. (300020), the company's main business is distributed in the application fields of Internet of Things industry such as urban intelligent transportation, intelligent medical informationization and intelligent building. In the field of urban traffic intelligence, the main products include urban traffic intelligent management and control integrated platform system, urban traffic intelligent guidance system, bus rapid transit signal priority control system and other urban traffic management application systems; In the field of medical informatization, the main products are integrated informatization system, electronic medical record data exchange platform system, wireless medical health care system and patient management system.