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National Holiday Announcement
2023-03-31
To contact customer service, please
① private message Sandbox Smart facebook fan page
② click the icon “三” in the upper left corner of the APP, then click on the “contact customer service”.
After receiving the reply, please click the “Customer Service Webpage” in the email to reply. If you directly reply to the email, we will not receive them.
After receiving the reply, please click the “Customer Service Webpage” in the email to reply. If you directly reply to the email, we will not receive them.
