The major indexes of A shares collectively fell. As of the midday close, the Shanghai Composite Index fell 0.39% to 2993.57 points, the Shenzhen Component Index fell 0.4%, and the ChiNext Price Index fell 0.89%. Over 2300 stocks rose, with a total turnover of 377.3 billion yuan in the two markets in the first half of the day, a decrease of 78.5 billion yuan from the previous day's volume.

On the plate, the coal sector strengthened, and Jinneng Holding Shanxi Coal Industry and China Shenhua Energy reached new highs for more than a decade during the intraday; electricity stocks continued to rise, and Hunan Chendian International Development and Xinzhongtian 2 consecutively hit the limit up; cross-border e-commerce concept stocks rose sharply, Guangxi Xinxunda Technology Group (新迅达) and Kaichun shares rose by 20%, and the Executive Meeting of the State Council deliberated and passed the "Opinions on Expanding Cross-border E-commerce to Promote Overseas Warehouse Construction"; port and shipping stocks generally rose, Phoenix Shipping rose by limit up, Cosco Shipping Holdings rose by more than 6%; logistics, precious metals and other sectors rose the most. The real estate development sector fell, Xinhualand fell by limit down; black appliances were mostly down, Sichuan Jiuzhou Electric fell by nearly 7%; consumer electronics, defense industry, military industry, semiconductors and other sectors fell the most.The water conservancy sector rose, with multiple stocks such as Shenzhen New Land Tool Planning & Architectural Design and Tianjin Lvyin Landscape and Ecology Construction hitting the limit up. Recently, the Ministry of Water Resources revised and released the "Water Conservancy Technical Standard System Table", driving up stocks related to brain-computer interface concepts such as Innovative Medical Management and Shenzhen Leaguer; and weight loss concept stocks remained active, with Jinkai Biosciences rising more than 17% and Shengnuo Biotechnology rising nearly 9%. The industry expects that by 2028, the global weight loss drug market will reach 28.4 billion US dollars. The agriculture service, metals, and natural gas sectors had the highest gains. The education sector fluctuated downward, with Dark Horse Technology Group and Suzhou Kingswood Education Technology falling more than 6%. The semiconductor sector adjusted, with Eisoo Technology falling more than 9% and Guangdong Kingshine Electronic Technology falling nearly 8%. The consumer electronics concept generally fell, with Wanjiahong Technology falling more than 7% and Infore Environment Technology falling more than 6%. The communications equipment, media, and electric power equipment sectors had the largest declines.

The water conservancy sector rose, with multiple stocks such as Tianjin Lvyin Landscape and Ecology Construction hitting the limit up.

Shenzhen New Land Tool Planning & Architectural Design, Shun Yu Shares, Shenzhen Ecobeauty, Tianjin Lvyin Landscape and Ecology Construction, Sanhe Tube Pile and other stocks hit the limit up, and stocks such as Fujian Superpipe, Kejingyuan, JSTI Group and Xinjiang Guotong Pipeline had the highest gains. Recently, the Ministry of Water Resources revised and released the "Water Conservancy Technical Standard System Table", fully leveraging the guiding, leading, driving, and fundamental role of water conservancy technical standards, providing technical support for comprehensively enhancing the national water security guarantee capability.

Stocks related to brain-computer interface concepts such as Innovative Medical Management hit the limit up.

Innovative Medical Management and Shenzhen Leaguer hit the limit up, while Xiangyu Medical rose more than 7%, and Chieftain Control Engineering Technology, Sanbo Brain Science, Cosonic Intelligent Technologies and Jiangsu Apon Medical Technology followed the trend. Recently, a research team from Carnegie Mellon University in the United States successfully integrated a new type of focused ultrasound stimulation technology, achieved bidirectional brain-computer interface function in a study involving 25 subjects, and used machine learning to encode and decode brain waves.

Jinkai Biosciences rose more than 17% in the active weight loss drug market.

Jinkai Bioscience rose more than 17%, and Shengnuo Biotechnology rose nearly 9%. Notai Biology and Gan & Lee Pharmaceuticals rose nearly 5%, while Porton Pharma Solutions, Orith Pharmaceuticals, Kexing Biopharm and Xinjiang Bai Hua Cun Pharma Tech followed the trend. Recently, Notai Biological Company predicted that its net income attributable to its owners would be between 180 million yuan and 250 million yuan in the first half of 2024, an increase of 330.08% to 497.34% compared to the same period last year. This performance improvement is mainly attributed to the continuous increase in the volume of self-selected products and a significant increase in revenue share. The industry expects that by 2028, the global weight loss drug market will reach 28.4 billion US dollars.

Eisoo Technology fell more than 9% in the semiconductor sector adjustment.

Eisoo Technology fell more than 9%, and Guangdong Kingshine Electronic Technology, Jiangsu Xiehe Electronic, Anlukang Technology fell more than 7.5%, while Zhejiang Mtcn Technology, Beyond Chips, Kangxi Communication, Yihao New Materials fell the most.