Dear investor: Hello, our company can provide customized wastewater treatment solutions for customers based on different industries and water quality. In terms of medical wastewater treatment, we have undertaken the desalination business of medical wastewater from Xinxiang Huaxing Pharmaceutical Factory.

Dear investor: Hello, our subsidiary Henan Beijie Te is our company's production and research and development base. We have standardized and modular production lines and are responsible for the assembly and processing of various water treatment equipment and supporting equipment. The company can provide customers with water treatment solutions, operational management and technical services, as well as product manufacturing and sales services.

Dear investor: 1. Hello, the company currently holds a total of 128 patents. For detailed information, please refer to the prospectus and periodic report published by the company on the designated information disclosure media of the China Securities Regulatory Commission. 2. The company has not yet conducted precise calculations in this regard. Thank you for your attention.

Dear investor: Hello, the company's high salt water zero emission salt separation technology is composed of physical, chemical, membrane separation, and evaporation crystallization unit operations. These unit operations can be combined and customized to extract heavy metals such as lithium.

Dear investor: Hello, the company is actively expanding its related business. Thank you for your attention.

Dear investor: Hello, our company's high salt water zero emission salt separation technology consists of physical, chemical, membrane separation, and evaporation crystallization unit operations. These unit operations can be customized through combination and used for lithium extraction projects. Thank you for your attention.

Dear investor: Hello, the company will utilize its technological advantages to actively expand its business development. Thank you for your attention.

Dear investor: Hello, the company continues to increase its research and development investment, continuously enhance its technological strength in the field of deep sewage treatment and resource utilization, and contribute to the environmental protection strategy in the relevant new energy field.

Dear investor: Hello, the company has followed the relevant meeting. Thank you for your attention.

Dear investor: Hello, since its establishment, the company has been deeply engaged in the deep treatment and resource utilization of industrial high difficulty wastewater. Relying on independently developed professional leading technology, it provides water treatment solutions, operational management and technical services, as well as commodity manufacturing and sales services to enterprises such as China Coal Group.

Dear investor: Hello, on the basis of continuously serving the coal chemical, petrochemical, power, pharmaceutical and other industrial and municipal industries, the company has further expanded its services in wastewater treatment and resource utilization in new energy and new material industries such as hydrogen energy, solar energy, electrode materials, biodegradable materials, etc. Such as the Qingxu Industrial Park sewage zero discharge salt separation project and the Gangyang new energy battery carbon grade new material project undertaken by the company.

Dear investor: Hello, our company's high salt water zero emission salt separation technology consists of physical, chemical, membrane separation, and evaporation crystallization unit operations. These unit operations can be customized through combination and used for lithium extraction projects.