活动市场推广和管理：86 - 21 - 53594598 x 2806
参加活动和注册： 400 - 828 - 0000、800 - 828 - 0000 限固话拨打
Event Marketing & Management: 86 - 21 - 53594598 x 2806
Event Registration and Participation: 400 - 828 - 0000800 - 828 - 0000 service is only available by land line
