This paper introduces the Second High-End Forum on the Integration and Development of(Functional) Linguistics held at Beijing Foreign Studies University on April 13-14,2019.6 keynote speakers of 12 in all are invited to discuss issues about “language research and human sciences,social sciences and natural sciences” and “mutual integration and referencing among branches and schools of linguistics”,with the aim of exploring innovative development of language research.The holding of the Forum answers the call of interdisciplinary,cross-disciplinary and transdisciplinary development at present,and helps language research and theory innovation move toward multiple integration.