Users needing immediate help will search for this. The page states that live chat is open 9:00 AM to midnight (Beijing time), seven days a week. Outside those hours, users can leave a message or email. Response times are given: within 5 minutes during peak hours, within 2 hours for email.
The content also explains how to access the chat widget (bottom right corner of every page) and what information to have ready (account ID, device type, description of issue). For common issues, the page links to relevant FAQs. The tone is helpful and direct, promising no robot-generated replies.