Since 2020/3/3, if you want to change your email address, please send an email using separately your new email as well as former email to your sales representative like following.

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Title: Change My Registered Email Address

Hello,

here I would like to change my email address.

My account number: 【your account number starting with H】

My registered email address: 【your original email address】

My new email address: 【your new email address】

Reason for changing: 【if you’d like to share】

Best Regards,

xxx

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After we receive your email, no matter your original email address has been activated or not, the activation of your new email address would be handled by us.