You can use the official DingTalk group to contact Mobile Testing technical support.
Join the official Q&A group
Download and install DingTalk. Then, search for the EMAS International Technical Support group by group ID on DingTalk and join the group. This DingTalk group is used for product feedback and communication. Professional technical support engineers in the DingTalk group can provide technical support for various services on Enterprise Mobile Application Studio (EMAS). In addition, various information, such as update notifications, is pushed within the DingTalk group from time to time.
Group ID: 35732361