Prof. Naijia Guan, Dr. Guangjun Wu, and Dr. Qing Yu visited Leibniz Institute for Catalysis (LIKAT) of Germany in July 2010. This is the second time for Group members visiting LIKAT. Moreover, Prof. Guan had informal discussions with Prof. Beller (the leader of LIKAT), Prof. Brückner (chief editor of Catal. Commun., department leader), Prof. Martin (department leader), and Prof. Wohlrab (group leader). An agreement was achieved to promote the further cooperation with each other on the field of renewable energy, environmental catalysis, and so on.