On Dec. 12-14, 2019, the 11th Xiamen Workshop on Surface Chemistry: Excited-state Electronic Structure and Dynamics Theories of Complex Systems (XMWSC2019) was held in Xiamen. About 80 delegates from all over the world attended the workshop.

  The State Key Laboratory of Physical Chemistry of Solid Surfaces has been organizing biannual series Xiamen Workshop on Surface Chemistry since 1999 on selected themes. The purpose is to provide an important platform for international exchange and discussion on latest research results in the related fields, and to promote international exchange and cooperation of the Laboratory.