HHWW(SH:600172) Zhong Guo Zheng Quan Bao·2025-10-22 08:44Market Overview - The A-share market experienced a collective adjustment, with the Shanghai Composite Index down 0.07%, the Shenzhen Component Index down 0.62%, and the ChiNext Index down 0.79% [1] - The total market turnover was 1.69 trillion yuan, a decrease of 202.4 billion yuan compared to the previous trading day [1] Energy Sector Performance - Energy-related sectors continued to show strength, with deep-sea and deep-earth economy concepts surging, particularly in combustible ice, oil and gas extraction, and shale gas [3][5] - Notable stocks included ShenKai Co. and Petrochemical Machinery, which achieved "three consecutive boards," while PetroChina Oilfield Services and Huibo Pu gained "two consecutive boards" [3] - DeShi Co. hit a "20CM" limit up during trading, closing with a 16.8% increase [3] Huanghe Xuanfeng Stock Highlights - Huanghe Xuanfeng's stock price increased by over 85% year-to-date and over 52% in the current month [4] - The company specializes in superhard materials and products, including industrial diamonds and cutting tools, with applications across various industries [4] Deep-Sea and Deep-Earth Development - Reports indicate that during the "14th Five-Year Plan" period, China is advancing towards becoming a "maritime power," with significant developments in deep-sea oil and gas production [6] - The domestic crude oil production from China National Offshore Oil Corporation (CNOOC) reached 58.61 million tons, with an increase of over 16 million tons from offshore sources, accounting for over 70% of the national crude oil increase [6] - The deep-earth economy is also progressing rapidly, with advancements in drilling technology reducing the time required to reach deeper depths [6][7] Real Estate Sector Activity - The real estate sector showed active performance, with Yingxin Development achieving "three consecutive boards," and several other stocks like Guangming Real Estate and Tianbao Infrastructure hitting their limits [9] - Core city housing policies are being optimized, leading to a recovery in market confidence, with expectations for stabilization in the industry as supportive policies are implemented [12]