Gelonghui, November 7th - East China Engineering Science and Technology (002140.SZ) stated in investor relations that the company holds a leading position in the domestic industrial wastewater treatment sector. In recent years, leveraging its engineering technical advantages in industrial eco-friendly concept, the company has been promoting the "research and development + engineering + investment + operation" model. Currently, it has 13 holding and participating environmental operation companies, forming a certain scale of operation and relatively stable investment returns. The company is driving the transformation of the eco-friendly business from "reconstruction" to "operation-centric", seeking a second growth curve. Currently, it has sewage operation businesses in Chizhou, Feidong, Dingyuan, among other locations. The company's water sector business is showing a stable development trend, aiming to become an eco-friendly operator in the environmental governance industry.