收评:深证成指创业板指均跌超3% 贵金属板块涨幅居前

Market Overview - The A-share market experienced a significant decline today, with the Shenzhen Component Index and the ChiNext Index both dropping over 3% [1] - The Shanghai Composite Index closed at 3839.76 points, down 1.95%, with a trading volume of 873.18 billion yuan [1] - The Shenzhen Component Index closed at 12688.94 points, down 3.04%, with a trading volume of 1064.94 billion yuan [1] - The ChiNext Index closed at 2935.37 points, down 3.36%, with a trading volume of 461.99 billion yuan [1] Sector Performance - Sectors that saw gains included precious metals, gas, airport transportation, oil and gas extraction and services, and port transportation [1] - The sectors with the largest declines included other power equipment, grid equipment, and photovoltaic equipment [1] Sector Rankings - The top-performing sectors included: - Audio-visual equipment: +1.33% with a total trading volume of 1025.45 million hands and a net inflow of 211.09 million yuan [2] - Gas: +0.96% with a total trading volume of 1113.07 million hands and a net inflow of 77.44 million yuan [2] - Airport transportation: +0.82% with a total trading volume of 1694.54 million hands and a net inflow of 77.59 million yuan [2] - The worst-performing sectors included: - Other power equipment: -5.58% with a total trading volume of 1277.56 million hands and a net outflow of 40.55 million yuan [2] - Grid equipment: -4.96% with a total trading volume of 4089.73 million hands and a net outflow of 95.02 million yuan [2] - Photovoltaic equipment: -4.60% with a total trading volume of 2583.48 million hands and a net outflow of 66.12 million yuan [2]