No customer's personal information is automatically collected from the website. However, some non-personal information of visitors related to traffic will be recorded by servers that meet Viettel's operating standards. This information is used for the purpose of upgrading and improving the user experience of our website. Viettel may share your personal information with third parties only to provide you with services or additional information about Viettel that you request (e.g. send an e-mail, fill in the required information, or conduct survey responses). Any third-party websites linked to this website may have their own privacy policies and terms. You should carefully review the privacy policies of these sites in order to select the right personal information for each different website.