Hello: If you want to save phone bills, the best way is to use your mobile phone to answer calls first. You can also apply for a phone card to make calls, which will be much cheaper. Also, if you send a lot of text messages If so, don’t include text messages, just include 5 yuan of traffic and install the Fetion software. In this way, as long as both parties have mobile phones, any number of text messages sent will be free, because the traffic is very small, and don’t install software randomly. If If there is a virus, your money will be deducted. I hope I can help you!