A required technical course for speed traders! This article provides an in-depth analysis of the devastating impact of network delays and "slippage black holes" on high-frequency scalping strategies in extreme market conditions such as non-agricultural markets. Decipher in detail how the high-performance matching engine and deep aggregation liquidity pool based on STP/ECN straight-through processing can minimize negative slippage; and see through the dual-redundant international dedicated line network architecture directly connected by multiple submarine optical cables, how to achieve extremely fast execution within 50 milliseconds and a 99.9% system stability rate.