7月英伟达产业链大涨，高手交易胜率达100%！沪指杀跌是何信号？8月主线有哪些？

Group 1 - The stock market in July showed a good profit effect, with strong performances from AI server, optical module, PCB, copper foil, and other stocks in the Nvidia supply chain, as well as significant gains in rare earth permanent magnets, innovative drugs, and hydropower projects in the Yarlung Tsangpo River downstream [1][3][8] - The Shanghai Composite Index maintained an upward trend with a cumulative increase of 3.74% in July [3][8] - In the 67th session of the stock picking competition, 740 participants achieved positive returns, with the champion's return rate reaching 42.44% [1][3][7] Group 2 - The 68th session of the stock picking competition will start on August 1, with a simulated capital of 500,000 yuan and a registration period from August 1 to August 8 [2][12] - Cash rewards for the competition include 688 yuan for the first place, 188 yuan for the second to fourth places, and 88 yuan for the fifth to tenth places, with additional rewards for monthly point leaders [2][12][13] - Participants will receive a five-day free reading access to "Fire Line Quick Review" upon successful registration, which provides insights into market trends and investment logic [2][14] Group 3 - The top performers in the July competition included "Oriental Ocean" with a total score of 12, "Every Economic Netizen 6731" with 11 points, and "Every Economic Netizen 61966" with 10 points, showcasing their ability to capture market trends [5][6][7] - The champion of the 67th session utilized a calm trading strategy, employing a method of buying and selling in batches, while the runner-up focused on fewer stocks but achieved profitability [3][5] - The competition's structure encourages participants to trade at least three stocks to maximize their scoring potential, with specific point allocations based on performance [13][14]