Emerald Publishing was established in 1967 and is headquartered in the United Kingdom. It publishes over 300 academic journals, nearly 5,000 scholarly books, and more than 3,000 teaching cases.

Engineering Village is the world's leading comprehensive information retrieval platform in the engineering field, operated by Elsevier.

Essential Science Indicators™ (ESI) is an analytical research tool built on the Web of Science Core Collection (SCIE/SSCI), offering quantitative analysis of scientific performance and trends over

IEEE is currently the world's largest non-profit professional technical society, with over 450000 members in more than 160 countries worldwide.

IGI Global (full name: IGI Global, abbreviated as IGI) was founded in 1988 and is headquartered in Hershey, Pennsylvania, USA. It is a leading international academic publisher.

Headquartered in Hershey, Pennsylvania, IGI Global is a leading international academic publisher committed to facilitating the discovery of pioneering research that enhances and expands the body of

InCites is a research performance analysis and benchmarking tool built on the high-quality bibliographic and citation data of the Web of Science Core Collection.

The IOP ebooks™ collection brings together innovative digital publishing with leading authors from across the physical sciences.

IOP Publishing, a wholly owned subsidiary of the Institute of Physics, is dedicated to advancing physics research, application, and education.

Iresearch is a foreign-language eBook database developed by China Education and Publications Import & Export Corporation.