AIUTA President François Vellas with CAUA President Zhang, SDCT Director Mrs Wanglei, Shandong U3As President Du and TianmaVellas International U3A President Wang participate to 2nd WSTC World Senior Tourism Congress Official Opening Ceremony in Yantai YEDA, Shandong Province, China on May 24th. The second WSTC bring together universities of third age from China and the World and tourism and hospitality public and private organisations to develop news senior stydy tours to the benefit of all senior citizens.