The system collects scientific and technological documents in the fields of engineering technology and natural science, including electronics and automation technology, computer and network technology, materials science, environmental science, aerospace, bioengineering, energy and power, transportation, architecture, water conservancy and general industrial technology, as well as basic science, agricultural science, medical and health, social science and other fields.
The National Library of Science and Technology (NSTL) contains foreign periodical papers and foreign conference papers. Foreign periodical papers are full-text resources. It has collected 20,900 kinds of important academic journals published around the world since 1995, and some documents have a little backtracking.
More than one million papers are added every year and updated once a month. Foreign conference papers are full-text resources. Papers published by major international academic associations and publishing institutions since 1985 are included, and some documents are slightly traced back. More than 200,000 papers are added every year and updated every month.
Wanfang Database is a large-scale network database developed by Wan Fang Data Company, covering periodicals, conference minutes, papers, academic achievements and academic conference papers. It is also a professional academic database in China, and enjoys the same reputation as China HowNet.