Thank you for purchasing Battlefield Hardline, hope you're having a great time so far on the streets! In regards to expanding on more servers for your region, we are not aware of any plans for additional servers to be added at this time. If you're seeing very high ping, it's worth a try to perform some quick connection troubleshooting to see if it helps improve your experience on those servers.
We have some steps below including selected ports for Battlefield Hardline, which should help improve connectivity to our servers. Good luck and have fun!
Basic Connection Troubleshooting