Climate change adaptation is a practical and urgent task in China.Climate change adaptation data development and service are basis of adaptation work,but the evaluation of its current work is limited.In this paper,the framework of climate change adaptation data was build up at first.Then the data accumulation, development and service status of climate change adaptation in China were accessed from the three areas, including natural ecosystems,economic and social activities and social security.At last,based on the present situation and demand analysis,the development strategy of scientific data on climate change adaptation in the future 15years was discussed,such as construction of data systems standards,comprehensive and systematic integration of climate change adaptation data,the development of specialized data analysis tools,increasing the application ability of big data and using international experience for reference to promote the development and sharing of data in China.