Hello. Currently, we provide services for Enterprise products, for example, AR routers, series switches, servers, storage devices, and firewalls. If you need help for answering questions related to mobile broadband, mobile phones, or household devices, it is recommended that you visit the Huawei consumer website (http://consumer.huawei.com/en/contact-us/index.htm?tag=hotline ), which provides the hotline number. You can also contact Consumer service mailbox mobile@huawei.com. Sorry for any inconvenience caused.