CEC Environmental Protection (300172.SZ) stated on the investor interaction platform on June 21 that the company's membrane treatment technology uses self-developed full membrane process and system equipment to effectively separate and concentrate suspended solids, organic matter, salts, etc. in water, with advantages such as "efficient cleaning, deep desalination, wastewater reduction, energy saving and consumption reduction", and the effluent quality can reach the industrial ultra-pure water standard. The technology has been widely promoted and applied in industrial water treatment fields such as nuclear power, metallurgy, petrochemicals, coal chemical industry, thermal power, new energy, and electronics, and can be used for recycling and treatment of waste battery electrolyte. The company adheres to independent innovation and development, focuses on industrial investment and business expansion around its main business, especially in characteristic business areas such as zero-emission wastewater treatment and full membrane water treatment (including lithium extraction from salt lakes, lithium iron phosphate, waste lithium battery recycling and other fields in the new energy sector, except for desalination and seawater desalination), distributed water body purification for urban water environment governance, and sludge coupling power generation of biomass power generation. For related industrial investments, the company will make investment decisions after conducting market research and analysis, and feasibility studies to confirm their investment value.