CRESDA has built land observation satellite data service platform that is an open and unified platform to inquire, order and download all land observation satellite data. The key technical parameters of this platform are as follows:

　　·Support 2,000 users for online access.

　　·Support 100 users for online searching.

　　·Release current data at the same day in real time.

　　So far, the data distribution system has taken shape with different levels and kinds users based on integration of dedicated lines, E-government affairs network and internet.

　　·Dedicated lines: build 40 dedicated lines with Ministry of Land and Resources, Ministry of Environmental Protection of the PRC, Ministry of Water Resources of the PRC, Ministry of Housing and Urban-Rural Development of the PRC, China National Commission of Disaster Reduction, Ministry of Transport of the PRC and other ministries and commissions to achieve automatic data push.

　　·E-government affairs network: The coverage area extents to 85 departments and commissions in Beijing and 31 provinces, autonomous region and municipalities together with Xinjiang Production and Construction Corps.

　　·Internet: All internet users can acquire data fast and easily via internet.

　　Data distribution system with different levels, various users and integration of three networks