Professional securities trading data flow diagram dark theme, dark gray black background, bright neon text and arrows, title Securities Trading Counter to SSE Order Machine Data Flow and Latency Analysis, data flow chain Investor Client to Internet to Broker Front-end to Counter System to Order Machine to TDGW Gateway to Shanghai Stock Exchange Host, each step in bright colored box connected by arrows, label latencies 5-20ms 1-5ms 2-10ms 1-3ms 5-15ms, total latency 30ms, professional financial system style, high-end tech feel Mehr sehen