After years of development, Sanju Environmental Protection has formed an operating mechanism with market as the leading factor, production as the foundation, research and development as the backing, and talents and technology as the core. Sanmei Environmental Protection has owned more than 80 kinds of high-tech environmental protection products in several series, such as oil refining catalyst, chemical catalyst, polyolefin catalyst, desulfurizer, dechlorination agent, arsenic removal agent, catalytic cracking additive, liquid additive, molecular sieve and alumina, as well as complete sets of technologies such as alkali-free desulfurization of liquefied gas, odor pollution control, desulfurization and deodorization of light oil products and propylene refining process, and applied for 44 invention patents at home and abroad. Sanju Environmental Protection has established the business philosophy of "creating value for customers and providing satisfactory service for customers", and provides customers with practical problem solutions and high-quality technical services while producing cost-effective products. Sanju Environmental Protection is a member of the "three agents" cooperation network between PetroChina and Sinopec, and its products have been widely recognized by users, covering subsidiaries of PetroChina and Sinopec and local petrochemical enterprises. High-quality and experienced expert marketing team and standardized and perfect marketing network make Sanju environmental protection products quickly occupy the market and are widely used in more than 80 petrochemical enterprises. In 2002, Sanju Environmental Protection passed the ISO900 1:2000: 2000 international quality system certification, ensuring strict quality system management from R&D, production to after-sales service, and realizing the scientific, standardized and international decision-making and management of the company. In 2003, Sanju Environmental Protection obtained independent import and export rights, pushed high-quality products to overseas markets and participated in international competition. In recent years, the company has developed rapidly, the product market has expanded year by year, and the business field has been continuously expanded, forming a group business model. At present, Sanju Environmental Protection owns Sanju First Branch, Shenyang Sanju Kate Catalyst Co., Ltd., Sanju Chuangjie Technology Development Co., Ltd., Suzhou Hengsheng New Materials Co., Ltd. and other branches. Sanju environmental protection petrochemical additives production base is located in Shilong Industrial Zone, one of the top ten development zones in Beijing, with a comprehensive production capacity of over 3,000 t/a; The production base of refined catalyst and molecular sieve is located in Tiexi District, Shenyang City, Liaoning Province, with a comprehensive production capacity of 4000 tons/year and 900 tons/year respectively. The production base of polyolefin catalyst is located in Taihu High-tech Development Zone, Suzhou City, Jiangsu Province, which mainly produces propylene polymerization catalyst with a production capacity of 80t/a. At the same time of independent research and development, Sanju Environmental Protection has also actively carried out extensive foreign technical exchanges and cooperation, formed a scientific research and development model of "introducing from the inside out", adhered to the road of continuous innovation and industrialization of science and technology, and established good cooperative relations with many universities and scientific research units at home and abroad to ensure that products always stay at the forefront of the industry and maintain the advanced and innovative nature of products. The combination of high-tech, high-quality talents and high-level management is the core competitiveness of Sanju Environmental Protection and the driving force for its sustained and rapid development. Sanju Environmental Protection is willing to cooperate with customers at home and abroad wholeheartedly with first-class products, excellent service and good reputation, meet opportunities and challenges hand in hand, and spare no effort to improve the living environment of mankind.