本文转自【央视新闻微信公众号】； 如果钠摄入不足，会影响身体的正常生理功能，出现低钠血症。轻度缺钠会让人淡漠、倦怠、没有精神，稍严重会出现恶心、呕吐、血压降低、痉挛，严 重会导致休克甚至死亡。特别是出汗多的高温作业和重体力劳动者、反复呕吐或腹泻的胃肠道疾病患者，更应该注意钠的补充。 02 不同的盐有啥不一样？ 现在去超市买盐，放眼望去啥盐都有，原本简单"买包盐"的事儿，瞬间让人有了选择恐惧症。 去超市买盐，包装五花八门，价格天差地别，有两三块一包，也有二十块一包，区别大吗？ 01 盐在人体中有什么作用？ 吃盐不只是为了让菜肴更美味，也是为了身体健康，因为盐中的钠离子具有调节人体细胞外液的容量与渗透压、维持身体体液的酸碱平衡、维持正常血压 以及参与身体能量代谢等重要功能。 盐中的钠离子是维持人体生命活动的重要参与者。 虽然钠在食物中广泛存在，但除了部分水产类食物，其他大多天然食物中的钠含量都不高。所以只靠吃天然食物较难满足人体对钠的需求（钠的适宜摄入 量为1500毫克/天），适当吃盐可以帮我们补充足够的钠。 食盐能提供的钠 ■来源不同的盐 井矿盐、湖盐、海盐，这些盐只是来源不同，本质上都是氯化钠，没有太大的区别 ...

Core Viewpoint - Xue Tian Salt Industry Group Co., Ltd. has been awarded the Hunan Provincial Governor Quality Award, marking its transformation from addressing the "salt deficiency" issue in Hunan to leading high-quality development in the industry [1] Group 1: Operational Management and Financial Performance - Since its listing, the company has established systematic institutional frameworks and refined process management, ensuring zero corrections in information disclosure and zero accountability in regulatory communications [2] - The company has cumulatively distributed dividends of 1.294 billion yuan since its listing, averaging 160 million yuan annually, ranking among the top of Hunan's listed companies [2] - The controlling shareholder has actively increased its stake in the company, purchasing 15.83 million shares for 88.61 million yuan, reflecting strong confidence in the company's intrinsic value and future prospects [2] Group 2: Quality and Product Standards - Xue Tian Salt has established six major salt production bases and has developed a leading digital platform for quality management, achieving over 0.2% increase in production and over 2% reduction in energy consumption [3] - The company maintains a sodium chloride content standard of 99.6%, exceeding the national premium standard of 99.1%, and has launched the "Ecological Well Salt" product, which received the first national certification of its kind [3] Group 3: Technological Innovations - The company has made significant breakthroughs in various technologies related to salt products, mining, and packaging, including a ceramic membrane filtration technology that ensures product purity without additives [4] - Xue Tian Salt has developed a low-temperature salt production process that provides reliable technical support for producing additive-free edible salt, showcasing its potential for industry-wide application [5] Group 4: Research and Development - The company has established a robust R&D and talent framework, with 67.6% of its high-level technical personnel contributing to its innovation efforts [6] - Xue Tian Salt has over 500 authorized patents, including more than 70 invention patents, and has led or participated in the formulation of 35 standards, including one national standard [7] Group 5: Market Position and Brand Value - The brand valuation of Xue Tian Salt reached 18.499 billion yuan in 2025, establishing it as a model for brand development in the industry [7] - The company ranks first in customer satisfaction in the salt category and maintains a market share among the top three in the industry [7]

Price Index Summary - In May 2025, the Xinhua Zhongyan industrial salt price index reported 947.78 points, a decrease of 15.96 points (1.66%) from April 2025, and a decline of 52.22 points (5.22%) from the base period of January 2018 [1] - The index is down 788.88 points (4.43%) from the highest point of 1736.66 points in April 2022, but up 131.58 points (16.12%) from the lowest point of 816.2 points in August 2020 [1] Regional Price Trends - In May 2025, industrial salt prices increased in Anhui, Jiangsu, Chongqing, and Yunnan compared to April 2025, while prices remained stable in Hubei, Hunan, Sichuan, and Liaoning [1] - Prices decreased in Shaanxi, Jiangxi, Henan, Xinjiang, Hebei, Shandong, Tianjin compared to April 2025 [1] - Three regions reported industrial salt prices above 300 RMB/ton: Henan, Yunnan, and Liaoning, while 14 regions reported prices below 300 RMB/ton [1] Supply and Demand Dynamics - In May, the raw salt market in China experienced increased supply with stable demand, particularly due to intensified salt production efforts post-May Day holiday [2] - The sea salt market saw a significant rise in supply, especially in Hebei, Shandong, and Jiangsu, but downstream demand from alkali enterprises remained limited, leading to increased inventory pressure [2] - Some salt companies began to implement slight price reductions to alleviate inventory pressure and promote sales [2] Market Segmentation - The mineral salt market showed significant regional price differentiation, with supply tightening in North and Central China due to maintenance shutdowns, leading to price increases [3] - In contrast, the Southwest region saw stable supply due to increased production capacity, while the Northwest maintained high production levels, resulting in stable pricing [3] - The lake salt market remained balanced with stable supply and demand, although increased temperatures in the Northwest led to higher lake salt production [3] Soda Ash Market Conditions - As of the end of May, the soda ash market continued to face pressure due to overcapacity, with weak demand from the real estate and photovoltaic industries [4] - The overall effective production capacity in the soda ash industry remained stable, with limited major maintenance affecting supply [4] - Inventory levels for soda ash producers increased, while social inventory slightly decreased, indicating ongoing overcapacity in the market [4] Liquid Alkali Market Overview - The liquid alkali market in May exhibited a relatively loose supply-demand balance, with local adjustments in supply and demand [5][6] - Supply remained sufficient due to the recovery of previously shut down production facilities, although regional demand showed variability [6] - The textile and dyeing industries provided some demand support, while the aluminum oxide sector's demand fluctuated due to maintenance and production adjustments [6]