Definition: In this task, you need to generate an appropriate title for the given summary of some paragraph. The generated title must be short and should include the main topic of the given text. Your summary should be less than 20 words long.
Input: BT and Vodafone have said their UK customers would face mobile phone signal blackouts if they are given three years or less to strip Huawei's equipment out of their 5G networks.

'UK faces mobile blackouts if Huawei 5G ban imposed by 2023'