As a leading provider of navigation maps and dynamic content services in China, Siweituxin, a subsidiary of China Siwei, is committed to providing professional and high-quality electronic map products and services to the world's top automobile manufacturers, automotive electronics manufacturers, telecom operators, mobile phone /PDA/PND and other internationally renowned terminal equipment manufacturers, software and Internet platform providers. The company has the world's leading core technology of navigation map production and more than ten years' experience in navigation map production. It is the third map manufacturer in the world and the first and only one in China that has passed TS 16949 (International Automobile Industry Quality Management System) certification, and it is also the first map manufacturer in China that supports dynamic traffic information release and navigation application. NavInfo has occupied an absolute leading position in China's car navigation map market share of more than 65% for six consecutive years, and has taken a leading position in the fields of portable navigation, LBS, Internet location service, traffic information service and so on. NavInfo has the largest and highest quality electronic navigation map database in China, built the largest localized production and updating system of high-end navigation maps in China, passed the global procurement quality evaluation of top international automobile groups, and obtained orders from almost all mainstream automobile manufacturers in the world.
Siwei Aerial Remote Sensing Co., Ltd. is a subsidiary of China Siwei and one of the largest and strongest professional surveying and mapping aerial remote sensing companies in China. Company engaged in aerial remote sensing business 18 years. Up to now, the coverage area of various aerial remote sensing services has exceeded 50% of China's land area, and it has undertaken the national basic aerial photography general contract of the State Bureau of Surveying and Mapping. Siwei Airlines has a good reputation formed by long-term cooperation with many industry authorities, user units, strategic partners and peers in the industry, as well as the technical foundation, management experience and brand advantages accumulated in the surveying and mapping aerial photography industry for many years. As an important part of the spatial framework of "Digital China", urban high-resolution remote sensing images are widely used in many fields of urban construction and management. In 2008, the State Bureau of Surveying and Mapping approved the proposal of Siwei Aviation Remote Sensing Co., Ltd. on "* * * building urban high-resolution image database", and agreed that Siwei Aviation would be used as a pilot to build urban high-resolution image database. At present, the project has been approved by the State Bureau of Surveying and Mapping, and has established a framework agreement with the National Basic Geographic Information Center to enjoy the cooperation of urban high-resolution image data. It is expected that this database will become the main image data source in the fields of urban surveying and mapping, planning, land, construction, transportation, statistics, agriculture and forestry, environmental protection, communication, energy, disaster reduction and safety in China, and bring considerable economic benefits to the company.
China Siwei's subsidiary-Zhonghuan Satellite Navigation Communication Co., Ltd. (hereinafter referred to as Zhonghuan Company) is a wholly-owned high-tech company specializing in satellite navigation and positioning information services under China Siwei. After rapid development in recent years, it has become a leading enterprise in China satellite navigation and positioning industry. Based on the self-developed satellite navigation and positioning comprehensive information service platform, Zhonghuan Company has carried out comprehensive information services focusing on GPS vehicle monitoring service, Beidou data transmission service and satellite ship monitoring service nationwide. At the same time, the company has also undertaken and implemented a number of national-level major projects, such as Galileo Plan, Beidou satellite civil industrialization demonstration, and GPS monitoring and dispatching system for service vehicles for the 2008 Beijing Olympic Games, which has an important influence in the navigation industry. Zhonghuan Company took the lead in passing the ISO 900 1:2000 quality system certification in the industry, and has many industry-leading qualifications such as the second-class qualification certificate of computer information system integration issued by the Ministry of Information Industry. Over the years, the company has been adhering to the business philosophy of "advanced technology, high quality and efficiency, customer first, honesty-oriented", insisting on customer demand, providing the best navigation and positioning products and services, and leading the development direction of the navigation and positioning industry.
Siwei Shijing Technology (Beijing) Co., Ltd., a subsidiary of China Siwei, is a high-tech enterprise with high-resolution satellite image application and development as its main business, which is jointly invested by China Siwei Surveying and Mapping Group Co., Ltd., DigitalGlobe Company of the United States and Beijing Siweitu New Technology Co., Ltd., and Siwei Shijing has the exclusive distribution rights of three high-resolution satellites with the most advanced technology in the world: QuickBird, WorldView- 1 and WorldView-2. Guided by high-resolution satellite imaging technology, the company integrates remote sensing (RS), global positioning system (GPS) and geographic information system (GIS) technologies, and relies on the strong strength of Chinese and foreign shareholders to provide value-added services and space for satellite remote sensing data and remote sensing information. Four-dimensional landscape can provide professional services for the government, enterprises and institutions to understand regional landform types, resource conditions, urban distribution, and guide planning, including satellite remote sensing data, three-dimensional digital cities, massive high-resolution satellite image applications based on the Internet, production of remote sensing data products, management and release of massive spatial data, and visualization and analysis of geographic data. , and provide remote sensing satellite data application solutions for users in various industries.
China Siwei Surveying and Mapping Co., Ltd.; Surveying and mapping technology company is a high-tech enterprise engaged in geographic information industry established by the State Bureau of Surveying and Mapping on 1992. Have the right to contract foreign projects, labor cooperation and import and export rights. Export trade. 1998, the head office was separated from the State Administration of Surveying and Mapping and turned into a central enterprise with the approval of the CPC Central Committee and the State Council, and managed by the Central Enterprise Committee (State-owned Assets Supervision and Administration Commission of the State Council). In 2003, the State-owned Assets Supervision and Administration Commission of the State Council reorganized it with China Satellite Communication Corporation. Now it is a wholly-owned subsidiary of China Satellite Communication Group, and it is also supervised by the State Council. So far, the company has six sharing and holding companies, one business & development department and six management departments (overseas departments). Its main business includes aerial photography, remote sensing, digital photogrammetry, gis/am/fm system engineering, vehicle navigation and measurement. Mapping equipment.