上证一带一路主题指数下跌0.78%，前十大权重包含国电南瑞等

Group 1 - The Shanghai One Belt One Road Theme Index (沪新丝路, 000160) experienced a decline of 0.78%, closing at 1876.36 points with a trading volume of 60.892 billion yuan [1] - Over the past month, the index has increased by 7.85%, by 9.64% over the last three months, and by 1.68% year-to-date [1] - The index reflects the overall performance of representative securities in five major industries: infrastructure, transportation, high-end equipment, power communication, and resource development [1] Group 2 - The top ten weighted stocks in the index include Zijin Mining (5.18%), Wanhua Chemical (4.86%), Sany Heavy Industry (4.85%), China State Construction (4.75%), COSCO Shipping Holdings (4.25%), China Petroleum (4.03%), CRRC Corporation (3.78%), NARI Technology (3.66%), Sinopec (3.56%), and China Shipbuilding Industry (3.22%) [1] - The index's holdings are entirely composed of stocks listed on the Shanghai Stock Exchange, with a 100% allocation [1] Group 3 - From an industry perspective, the index's sample holdings consist of 61.26% in industrials, 23.60% in materials, 10.42% in energy, 3.47% in communication services, and 1.27% in utilities [2] - The index samples are adjusted quarterly, with adjustments occurring in the second Friday of March, June, September, and December, and the sample proportion typically does not exceed 20% [2]