Group 1 - The Aerospace Science and Technology Corporation's Sixth Academy has supplied 576 products including air heaters, material heaters, steam ejectors, high-speed pumps, reactors, special valves, plunger valves, breathing valves, flame arresters, and safety valves to support the commissioning of the world's largest integrated olefin production base located in Fujian Province by Zhongjing Petrochemical [1][3] - Zhongjing Petrochemical's integrated olefin production base consists of three propane dehydrogenation units and four polypropylene units, achieving an annual production capacity of 2.8 million tons of propylene and 3.8 million tons of polypropylene, with a domestic production rate of 99.5%, significantly contributing to the independent innovation of China's high-end petrochemical industry [3] - The products provided by the Aerospace Science and Technology Corporation play a crucial role in ensuring the safe, stable, and efficient operation of the entire facility by serving as key equipment for heating materials and regenerating air, providing high vacuum environments, transporting and controlling process media, balancing tank pressure, preventing flame propagation in case of accidents, and avoiding equipment overpressure [3]

Core Viewpoint - The completion and operation of the world's largest integrated olefin production base by Zhongjing Petrochemical in Jiangyin Port City Economic Zone, Fujian Province, marks a significant milestone in China's high-end petrochemical industry, showcasing the country's innovation capabilities [1][2] Group 1: Production Capacity and Investment - The base has an annual production capacity of 2.8 million tons of propylene and 3.8 million tons of polypropylene, making it the largest in the world [1] - The total investment in the project is 30 billion yuan, with an annual output value of 60 billion yuan, which can drive the upstream and downstream industry chain's output value by over 50 billion yuan [1] Group 2: Technological Advancements and Environmental Impact - The base utilizes a circular economy model, achieving a 40% increase in energy efficiency and a 30% reduction in carbon emissions [2] - It features the world's largest propane dehydrogenation (PDH) unit with an annual capacity of 1 million tons and a domestic equipment localization rate of 99.5%, the highest in the industry [2] Group 3: Industry Records and Future Goals - The project has set 10 global firsts and 8 national firsts in equipment, including the largest PDH unit and the largest co-polypropylene unit [2] - Zhongjing Petrochemical aims to leverage the base's operation as a new starting point to enhance global market influence and move towards becoming a 100 billion yuan BOPP (Biaxially Oriented Polypropylene) industry chain enterprise through technology and innovation [2]

Group 1 - The core viewpoint of the article emphasizes the establishment of the world's largest integrated propane dehydrogenation (PDH) production base by Zhongjing Petrochemical in Jiangyin Port City Economic Zone, Fujian Province, which is seen as a "national business card" for China's high-end petrochemical industry [2][5] - The project has a total investment of 30 billion yuan, with an annual output value of 60 billion yuan, and is expected to drive the upstream and downstream industry chain's output value by over 50 billion yuan [5] - The base features three PDH units and four polypropylene units, achieving an annual production capacity of 2.8 million tons of propylene and 3.8 million tons of polypropylene, making it the largest in the world [2][5] Group 2 - The facility has achieved a 40% increase in energy utilization and a 30% reduction in carbon emissions through a circular economy model, highlighting its commitment to green and efficient development [5] - The base includes the world's largest PDH unit with an annual capacity of 1 million tons and a domestic equipment localization rate of 99.5%, which is the highest in the industry [5] - The project has set multiple industry records, including ten global first sets of equipment and eight national first sets, showcasing its technological advancements and achievements in domestic manufacturing [5]