【新华500】新华500指数（989001）6日涨1.72%

Group 1 - The Xinhua 500 Index (989001) closed on January 6 with a gain of 1.72%, reaching 5331.31 points [1][3] - The index opened slightly higher in the morning and experienced a steady upward trend throughout the day, with a maximum of 5331.31 points and a minimum of 5244.05 points [3] - The total trading volume of constituent stocks for the day was reported at 10,445 billion yuan, showing a significant increase compared to the previous trading day [3] Group 2 - Notable gainers among constituent stocks included Tonghuashun, Goodwe, Desay SV, and Aerospace Electric [3] - Conversely, stocks such as Maiwei, Dongshan Precision, Huaxun Electronics, and Shenzhen South Circuit experienced notable declines [3] - The Xinhua 500 Index is published by the National Financial Information Platform and is maintained by Xinhua Index (Beijing) Co., Ltd., measuring the price levels of major large and medium-cap stocks in the A-share market [3]