据了解，该项目汇聚了全球11个国家的专业力量，中国、奥地利、芬兰、意大利、印度、玻利维亚、加 纳、肯尼亚、马来西亚、尼日利亚、斯里兰卡等国的专家学者将共同参与标准制定工作。预计该标准将 于2027年完成起草并进入国际评审阶段，为推动全球绿色低碳发展和生态环境治理提供重要技术支撑。 (记者何可) 近日，由中国标准化研究院与天津大学联合组织提出的《污泥处置过程中臭气的收集与生物除臭技术指 南》(ISO/NP25967)国际标准获国际标准化组织(ISO)正式批准立项。该标准将成为全球范围内污泥及资 源化处置过程中臭气治理的首个国际技术规范，标志着我国在环保领域标准制定工作中取得重大突破。 随着全球城市化进程加速，市政污泥年产量已突破6000万吨。污泥处理过程中产生的臭气含有硫化氢、 氨气等有毒有害成分，不仅对环境造成污染，还存在易燃易爆风险，严重威胁人民群众健康安全和生态 环境。如何有效控制污泥资源化利用过程中的臭气排放，已成为世界各国共同面临的重大课题。该国际 标准将从臭气收集系统设计、生物除臭技术规范、环境健康安全(EHS)管理体系等方面提出全面要求， 建立适用于不同国家和地区的技术分级标准，为全球污泥处理行业 ...

Core Viewpoint - The company Guotai Environmental (301203.SZ) is facing challenges due to the investigation of its chairman, but asserts that its operations remain unaffected and stable [2][3]. Group 1: Company Situation - Guotai Environmental's chairman, Chen Baixiao, is under investigation, but the company claims this is a personal matter and does not impact its business operations [2]. - The company emphasizes its robust governance structure and internal control mechanisms, stating that its board and production operations are functioning normally [2]. - The company will continue to monitor the situation and fulfill its information disclosure obligations [2]. Group 2: Financial Performance - In 2022, Guotai Environmental reported revenue of 366 million yuan, a year-on-year increase of 10.80%, and a net profit of 148 million yuan, up 5.51% [3]. - In 2023, the company experienced a significant decline, with revenue dropping to 309 million yuan, a decrease of 15.52%, and net profit falling to 139 million yuan, down 6.49% [3]. - The main business segments, including sludge treatment services, saw revenue decline, with sludge treatment revenue falling to 266 million yuan, a decrease of 14.55% [3]. Group 3: Industry Context - The environmental protection industry is rapidly evolving, with increased competition in the sludge treatment sector, impacting Guotai Environmental's market share despite its technical advantages [4]. - The company anticipates that the demand for sludge treatment will grow due to increasing urbanization and stricter environmental regulations, which may provide opportunities for market expansion [4]. - The company believes there is still room for improvement in domestic sludge treatment capabilities, indicating a pressing market demand for high-quality service providers [4].