The construction of our educational resource database is short of unifed planning, which results in some problems such as repeat construction and inconsistent formal. Resource in the distance education system cannot propagate efficiently. To improve utilizing rate of network educational resource and share the data of different database with different structure, the paper designed a model of educational resource metadata management platform and put forward a scheme about metadata standardization technology of educational resource database based on XML and study a method of date exchange based on formwork. This scheme can change other structure data to XML by complying with metadata of educational resource and implementing directives and, which can achieve the sharing and exchange of data in different educational resource database.