基金变动信息

获取基金变动信息，如保本周期、封闭期等相关信息。收录了2003年以来的历史数据，数据更新频率为不定期。获取方式支持：输入一个或多个secID/ticker，可以查询到指定基金的相关变动情况。

This dataset provides access to fund change-related information, including relevant details such as capital preservation period and closed period. It covers historical data since 2003, with an irregular update frequency. The supported access method is: input one or more secID/ticker to query the relevant change information of the specified funds.