政治局会议定调积极，上证50补涨

Report Industry Investment Rating No relevant information provided. Core Viewpoints - The Politburo meeting set a positive tone for the second half of the year, with a clear work stance and a plan to implement an active fiscal policy and a loose monetary policy, continuing to promote policy combinations such as anti - involution and consumption promotion. The Fed maintained interest rates, and Powell's hawkish stance strengthened the US dollar index, pressuring the stock and bond markets. The current market has intensified long - short competition, and the overall adjustment space of stock indices is limited. Investors can choose the right time to layout long positions [1][3] Summary by Directory Market Analysis - Domestic Policy: The Politburo meeting in July judged the current economic situation more positively than the April meeting. The steady - growth policy system focuses on releasing consumption potential, standardizing market competition, optimizing industrial structure, and preventing systemic risks, and makes systematic arrangements in areas such as fiscal and monetary policies, real estate, and the capital market [1] - Overseas Policy: The Fed kept the federal funds rate unchanged at 4.25% - 4.5%, and Powell said it was too early to cut rates in September. The current interest rate level is appropriate considering uncertainties in tariffs and inflation [1] - Stock Index Trends: In the spot market, A - share indices diverged, with the Shanghai Composite Index up 0.17% and the ChiNext Index down 1.62%. Industry sectors showed mixed performance. The trading volume in the Shanghai and Shenzhen stock markets exceeded 1.8 trillion yuan. Overseas, US stock indices also had mixed results, with the Dow down 0.38% and the Nasdaq up 0.15% [2] - Futures Market: In the futures market, the basis of IH, IF, and IC declined, and the trading volume and open interest of stock index futures increased simultaneously [2] Strategy - Due to the Fed's interest - rate decision and the Politburo meeting's policy orientation, the market's long - short game is intensifying. The overall adjustment space of stock indices is limited, and investors can choose the right time to layout long positions [3] Macro - economic Charts - Charts show the relationships between the US dollar index, US Treasury yields, RMB exchange rate, and A - share trends and styles [10][8] Spot Market Tracking Charts - Stock Index Performance: On July 30, 2025, the Shanghai Composite Index rose 0.17% to 3615.72 points, the Shenzhen Component Index fell 0.77%, the ChiNext Index fell 1.62%, the CSI 300 Index fell 0.02%, the SSE 50 Index rose 0.21%, the CSI 500 Index fell 0.65%, and the CSI 1000 Index fell 0.82% [13] - Other Indicators: Charts show the trading volume of the Shanghai and Shenzhen stock markets and the margin trading balance [14] Futures Market Tracking Charts - Position and Volume: The trading volume and open interest of IF, IH, IC, and IM all increased. For example, the trading volume of IF increased by 40,368 to 138,031, and the open interest increased by 15,183 to 274,703 [15] - Basis: The basis of IF, IH, IC, and IM showed different changes. For example, the current - month contract basis of IF was - 4.24, a change of - 5.02 [41] - Inter - delivery Spread: The inter - delivery spreads of IF, IH, IC, and IM also had various changes. For example, the spread between the next - month and current - month contracts of IF was - 10.60, a change of + 0.80 [48]