Market Overview - During the week of June 24 to June 28, the three major A-share indices experienced fluctuations and declines, with the Shanghai Composite Index closing at 2967.40 points, down 1.03% for the week [1] - The Shenzhen Component Index closed at 8848.70 points, down 2.38%, and the ChiNext Index closed at 1683.43 points, down 4.13% [1] - Approximately 22% of stocks rose during the week, with 45 stocks increasing over 15% and 70 stocks decreasing over 15% [1] - Only the banking, public utilities, and oil and petrochemical sectors saw gains, while real estate, power equipment, retail, non-bank financials, and pharmaceutical sectors faced significant declines [1] Top Performing Stocks - Shenzhen Ruijie (300977.SZ) led the weekly gainers with a rise of 47.66%, followed by Jindao Technology (301279.SZ) with a 45.12% increase [3] - Other notable gainers included Tianzhong Precision Machinery (300461.SZ), Ruina Intelligent (301129.SZ), Meixin Technology (301577.SZ), and Kaiwang Technology (301182.SZ), all achieving over 35% weekly gains [3] Shenzhen Ruijie Company Profile - Shenzhen Ruijie is one of the early companies in China engaged in third-party evaluation and consulting services for construction project quality and safety risks, focusing on engineering evaluation, on-site management, and management consulting [4] - The company saw a net inflow of 43.69 million yuan from major funds during the week of June 24 to June 28, with a record net inflow of 46.03 million yuan on June 27, the highest since June 21, 2021 [4] Artificial Intelligence Initiatives - Shenzhen Ruijie is developing an evaluation standard dictionary and utilizing NLP technology, AI image recognition, and big data machine learning to organize and store project data, creating a unified database [5] - The company plans to continue investing in R&D to enhance AI technology in the construction sector, focusing on building inspection and smart site management [5] Underperforming Stocks - San Sheng Tui (300282.SZ) was the worst-performing stock, with a 50% decline, and is facing delisting due to a projected net loss of 70 million to 139 million yuan for 2023, a year-on-year decrease of 41% to 70% [7][9] - The company has been under investigation by the China Securities Regulatory Commission for failing to disclose its 2023 annual report on time [8]
OpenAI对中国API“停服”，最牛股深圳瑞捷3天2板逆市涨超47%;又一家公司退市!最熊股三盛退曾遭证监会立案