In 2002 the author published Ten Hot Issues in the Development of Chinese Librarianship in the Journal of Library Science in China. Over the past 15 years, the dramatic changes in social,economic and technical environments have had a great impact on the development of librarianship. Based on the comprehensive consideration of environmental changes as well as transformation and development, this paper aims at making an overview of hot topics about development of librarianship and concludes ten hot topics: the library and social development, literacies, space reconstruction, artificial intelligence, digital humanities, open access movement, public digital culture and targeted poverty alleviation, library reforms, the third-generation library, the Belt and Road Initiatives and the internationalization of libraries.