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].

Group 1 - The China International Supply Chain Promotion Expo (Chain Expo) serves as an efficient platform for companies to address supply chain shortcomings and challenges [2] - Sichuan Tianlian Robot, among 29 participating Sichuan enterprises, aims to adopt new solutions if breakthroughs in battery energy density are achieved [1][2] - Chengdu Zongheng Co. showcased a new pure electric flagship model with a battery life exceeding 3 hours, attracting interest from overseas customers [2] Group 2 - The expo facilitates equal dialogue between small and medium-sized enterprises (SMEs) and industry giants, exemplified by Sichuan Shanghao Tea's successful negotiations with major beverage companies [4] - Dongfang Electric Group presented advanced clean energy products, including a 50 MW heavy gas turbine and the world's largest 26 MW offshore wind turbine [4] - Zhongke Jiuwai's participation in the expo has led to investment interest from various government delegations, highlighting the event's role as an investment accelerator [5] Group 3 - Sichuan signed multiple projects during the expo, with a total value exceeding 2.5 billion yuan, including a $10 million investment from Ocean Logistics Group for a supply chain center project [5] - The project aims to leverage Chengdu's strategic location on the Eurasian corridor to enhance trade and supply chain services for ASEAN enterprises entering the Chinese market [5]