ETF净申赎资金统计 (ETF Net Subscription/Redemption Funds)

Query aggregate ETF-market net subscription/redemption fund statistics from the data pool API (report p03427). Results are market/category totals for all ETFs, equity, broad-market, industry, strategy, style, theme, bond, commodity, cross-border and money-market ETFs. This tool does not accept or return an individual ETF code; use ths_ifind.money_flow.v1 with scope=etf for an individual ETF's secondary-market order flow. Supports date range, period (sxzq), and ETF type filter (jjlx).