EA Sigma 3.0 Build Automated Forex FCI - Version 1 EA Sigma 3.0 Build 01 - Automated Forex Trading Forex Robots - Automated Forex Trading - Forex Systems- Best Forex Automatic Systems. The Expert Advisor "EA Sigma" is a 100% automated Forex trading system what trades during the Asia session. The trade logic is based on customized technical indicators like relative strength index, average true range, Bollinger bands and custom indicators developed from our MQL programming team. The combination from high winrate and very low drawdown's makes the system to one of the best available for automated Forex trading. As all offered Forex robots this Forex Expert Advisor is tested with historical data back to 1999 and since June 2008 used for live trading. The actual vision of this Forex robot is auto adaptive which means the system adjust itself according to the actual market conditions.Trade logic: The trade logic is based on customized technical indicators and custom indicators developed by our MQL