On June 3, 2011, Tang Jiaxuan, the chief Chinese member of the 21st Century Committee for China-Japan Friendship, visited China-Japan Green Expo 2011 held in China National Convention Center. Yu Ping, Vice Chairman of China Council for the Promotion of International Trade, Chairman Hiromasa Yonekura and Honorary Chairman Fujio Mitarai of the Japan Business Federation, and other officials accompanied Tang during the event.