Dear investor, hello. After verification, the definition of the lithium extraction concept will depend on whether the listed company has engaged in related business activities. Thank you for your attention.

Dear investor, hello. The Company's core business focuses on wastewater resource recycling and advanced water treatment. The Company's technology for achieving standard emissions of phenol and salt-containing wastewater has been successfully applied in the Tianjin Zhongsha BOT project, reducing the cost of treating one ton of water by 70%. It is the first stable operation of a high-salinity phenol-containing wastewater treatment system in the country.

Dear investor, hello. The purity of the sodium carbonate extracted by the Company can reach above 99%, but no research has been conducted on its application in carbon-based materials. Thank you for your attention.

Hello, investors. The Company's main business focuses on sewage resource utilization and advanced water treatment. Key companies in the same industry include Juwu Hi-Tech, Sunresin, Shanghai Emperor of Cleaning Hi-tech, and Suntar, among others. Currently, most enterprises have a broad business scope with strong comprehensive capabilities, but each company has different business focuses, leading to differences in relative competitive advantages in the industry chain. In terms of business, the Company's main competitive advantage lies in the 128 patents, showcasing the strong independent research and innovation capabilities. Moreover, the expertise of key technical personnel with 35 years of industry experience has shaped a comprehensive, integrated service capability. Various honors and notable achievements have fostered a positive brand image.

Dear investor, hello. The Company currently holds 30 invention patents and 95 utility model patents. Thank you for your suggestion.

Dear investor, hello. The Company focuses on providing solutions, equipment, and operational services for zero-discharge salt separation projects and other related projects in the hydrogen energy production sector, centered around water treatment and water resource recycling. For specific service details, please refer to the Company's prospectus and related announcements disclosed on CNINFO. Investors are advised to make rational investment decisions and be aware of investment risks.

Dear investor, hello. The Company's 2021 Interim Report will be announced on August 28, 2021, in designated disclosure media. Please stay tuned.

Dear investor, hello. Thank you for assisting the Company in connecting with Yanhu Industry Co.,Ltd., and we are grateful for the publicity efforts on behalf of the Company. Currently, the Company does not have any existing orders for salt lake lithium extraction. Investors are advised to make rational investment decisions and be aware of investment risks.

Dear investor, hello. The "Comprehensive Utilization and Trading of Carbon Emissions" falls within the business scope of the Company's equity company, Inner Mongolia Tianyao Energy High-tech Co., Ltd. Currently, the Company has not ventured into this business area. Investors are advised to make rational investment decisions and be aware of investment risks.

Dear investor, hello. The sulfuric soda, sodium carbonate, and sodium chloride extracted by the Company are sold by the project owner to industries such as chlor-alkali, detergent, and chemical industries.

Dear investor, hello. Please pay attention to the relevant information disclosed by the Company.

Dear investor, hello. In the entire hydrogen energy production process, the Company provides solutions, equipment, and operational services related to zero dischage salt separation projects based on water treatment and water resource recycling. For specific service details, please refer to the Company's prospectus and related announcements disclosed on CNINFO. Investors are advised to make rational investment decisions and be aware of investment risks.