Bolinger Band + Mid Band using EMA

EMA become more popular than SMA .
EMA reacts faster than SMA .
Mid Band helps you to find out trend.

In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.