国证指数日行情

获取国证指数公司发布的指数的日度收盘信息，包含开盘点位、最高点位、最低点位、收盘点位、成交量、成交金额等字段。股票指数更新时间为T日20:00左右，债券指数、基金指数等T+1日12:00左右更新。

This dataset contains daily trading-related information for indices published by China Securities Index Co., Ltd., including fields such as opening index level, highest index level, lowest index level, closing index level, trading volume, and total transaction value. Stock indices are updated at approximately 20:00 on trading day T, while bond indices, fund indices, and other similar indices are updated at approximately 12:00 on trading day T+1.