The reasons for the slow progress of the national social science fund project are unreasonable research design and insufficient ability of researchers.

1. unreasonable research design: there are some problems in the research design of some projects, such as the selection of research objects, research methods, data collection and processing are not scientific and reasonable enough, which leads to the slow progress of research.

2. Insufficient capacity of researchers: some project leaders or participants lack relevant professional knowledge and research experience, which leads to slow research progress.