April 26, 2021 is the 21st World Intellectual Property Day. The World Intellectual Property Day was established by the World Intellectual Property Organization on April 26, 2001, and decided to designate April 26 as "World Intellectual Property Day" from 2001 onwards. The purpose is to establish awareness of respecting knowledge, valuing science, and protecting intellectual property worldwide, and to create a legal environment that encourages knowledge innovation.

        In April 2021, the company sent representatives to participate in the "2021 Private Enterprise Scientific and Technological Innovation and Intellectual Property Protection" activity organized by the Sichuan Chamber of Commerce for Science and Technology Equipment Industry and the Patent Examination Cooperation Center of the Patent Office of the China National Intellectual Property Administration. At the meeting, Yang Fan, Secretary of the Party Committee and Director of the Patent Examination Cooperation Center of the Patent Office of the China National Intellectual Property Administration, made a speech, saying that intellectual property is the rigid demand for innovation driven development, the standard configuration of international trade, the cornerstone of market economy, and the sharp weapon of industrial competition, which is of great significance for building high-quality development of the real economy. Emphasize the need for private enterprises to enhance their awareness of intellectual property protection and promote the formation of a new era of intellectual property protection work.

        On April 20, 2021, on the occasion of the 21st World Intellectual Property Day, Zhongzi Environmental Protection Technology Co., Ltd. held an "Intellectual Property Theme Training" event.

        In the intellectual property themed training activity, teachers from Sichuan Lijiu Law Firm gave detailed explanations on patent technology mining, layout, technical disclosure writing, patent search analysis, and high-value patent cultivation. They clarified the value of patent information in innovation activities, and the company should make reasonable layouts from the perspectives of independent innovation and protection of core research and development achievements, gradually forming independent intellectual property rights.

        By participating in and organizing a series of intellectual property protection activities, Zhongzi people have gained a more detailed understanding of intellectual property protection, and have also felt the importance of protecting intellectual property for the company's innovative development. This has further clarified the direction of the company's intellectual property layout and established confidence and determination to promote development through innovation.

        As of March 29, 2021, the company has 81 patents, including 53 domestic invention patents and 2 international invention patents. Has 21 valid registered trademarks.