2017-07-25 United States . Pennsylvania Pittsburgh

2017-07-24 ~ 27 United States . California Stanford,USA

2017-07-24 ~ 25 China . Guizhou 贵阳市

2017-07-24 ~ 28 Canada . Ontario Sudbury

2017-07-23 ~ 28 United States . Alabama New London,USA

2017-07-23 ~ 28 United States . Texas Fort Worth

2017-07-23 ~ 28 United States . Alabama Newry,USA

2017-07-21 ~ 25 China . Qinghai 西宁市

2017-07-21 ~ 23 China . Beijing 海淀区

2017-07-21 ~ 25 China . Qinghai