Hello,
Currently, we provide services for Huawei Enterprise products, such as AR routers, series switches, servers, storage devices, and firewalls.
For assistance needed regarding Mobile Broadband, Mobile phone or Home devices, we advise you to check the Huawei support website for consumer, which also contains direct hotline phone numbers where you can contact our colleagues from the Consumer Business Group, which are able to help you solve your issues:
http://consumer.huawei.com/en/contact-us/index.htm?tag=hotlineIf the information that you are seeking cannot be found there or if the country where you are currently located is not included on our website, please contact our colleagues by sending an e-mail to mobile@huawei.com.
Most probably you need to know how to configure NAT on the router, but I'm not sure how.