{
 "asof": "2026-10-09",
 "generated_at": "2026-10-10T18:06:10Z",
 "history_days": 193,
 "method_version": 1,
 "note": "HKEX discontinued the northbound buy/sell split in August 2024; northbound is turnover-only since. The narrowing is part of the record — northbound NET flow is never estimated here.",
 "reading": {
  "date": "2026-10-09",
  "nb_sse_turnover_b": 141.683,
  "nb_szse_turnover_b": 155.052,
  "nb_turnover_b": 296.735,
  "sb_buy_b": 39.616,
  "sb_sell_b": 39.326,
  "southbound_net_b": 0.29
 },
 "source": "HKEX Stock Connect daily statistics (keyless official prints)",
 "units": {
  "nb_turnover_b": "CNY bn, total turnover, SSE+SZSE combined",
  "southbound_net_b": "HKD bn, buy minus sell, SSE+SZSE combined"
 }
}