上海出口集装箱运价指数（综合指数）报1393.56点，下跌57.82点

Core Insights - The Shanghai Export Container Freight Index (composite index) reported at 1393.56 points as of November 21, showing a decrease of 57.82 points compared to the previous period [1] - The China Export Container Freight Composite Index stood at 1122.79 points, reflecting an increase of 2.6% from the last period [1] Group 1 - The Shanghai Export Container Freight Index has experienced a decline, indicating potential challenges in the shipping industry [1] - The increase in the China Export Container Freight Composite Index suggests a contrasting trend, possibly indicating stronger demand for exports [1]