wanhua(SH:600309) Qi Lu Wan Bao·2025-12-16 13:20Group 1 - The core viewpoint of the articles highlights the significant water conservation efforts and innovative practices implemented by Wanhua Chemical Group, which have established it as a leader in water resource management in China [1][2][3] Group 2 - Wanhua Chemical has saved 160 million tons of conventional water annually through a comprehensive water-saving system that includes unconventional water utilization, technological innovation, and wastewater recycling [1] - The company has built the largest municipal sewage recycling project in China, with a capacity of 200,000 tons per day, providing over 60 million tons of water annually [1] - Wanhua has developed a leading seawater desalination facility in Penglai, which can supply over 30 million tons of water annually, utilizing advanced single-membrane technology [1] Group 3 - The industrial wastewater recycling project at Wanhua's Yantai and Penglai parks has a total design capacity of 180,000 tons per day, making it the largest single-company industrial wastewater dual-membrane recycling project in China [2] - The project achieves an 85% reuse rate of treated water and has saved over 26 million tons of conventional water annually, accumulating a total of 110 million tons saved [2] Group 4 - Wanhua has implemented various innovative measures to further enhance water conservation, including using chemical waste heat for municipal heating, which reduces evaporation by 4.6 million tons annually [2] - The company has also introduced technologies that reduce cooling tower water replenishment by 9.2 million tons annually and has established a rainwater management system that recycles 1.2 million tons of rainwater each year [2] Group 5 - A closed-loop management system has been established to classify wastewater, monitor fire water systems, and implement various water-saving measures, resulting in an annual water saving of over 2.4 million tons [3]