20件大国重器 有2件“四川造”

Core Viewpoint - The article highlights the launch of 20 advanced domestic products during the "Double 11" shopping festival, showcasing China's technological innovations across various sectors, including aerospace, renewable energy, and artificial intelligence [3][6]. Group 1: Product Highlights - The Tianchi-11 hydrogen energy drone system, developed by Chengdu Aircraft Industrial Group, is featured prominently, showcasing its capabilities and specifications, including a maximum takeoff weight of 25 kg and a flight speed of 90 km/h [5]. - The world's largest 26 MW offshore wind turbine, developed by Dongfang Electric Group, sets new records for single-unit capacity and rotor diameter, with an annual power generation capacity of 100 million kWh, sufficient for 55,000 households [5]. - Other notable products include the first domestically designed deep-sea drilling ship "Dream" with a maximum drilling depth of 11,000 meters and the world's first variable-diameter shield tunneling machine [3][4]. Group 2: Market Impact and Public Reception - The launch of these products has sparked significant online discussion, with many netizens expressing admiration for the technological achievements, viewing the event as a showcase of national innovation rather than a typical shopping promotion [2][4]. - The event serves as a platform for promoting Chinese manufacturing and technology, with the products not available for purchase but instead aimed at raising awareness and providing information for potential government and enterprise procurement [6].