Fetch China A-share stock market data (bars, realtime quotes, tick-by-tick transactions) via mootdx/TDX protocol. Use when working with Chinese stock data, mootdx library, TDX quotes, intraday minute bars, transaction history, or real-time A-share market data.

通过mootdx/TDX协议获取中国A股市场数据（K线、实时行情、逐笔成交）。适用于处理中国股票数据、mootdx库、TDX行情、日内分钟K线、成交历史或实时A股市场数据。