这项“国家任务”，为何落子成渝？

Group 1 - The article highlights the significance of the "Belt and Road" initiative in fostering international scientific cooperation, exemplified by the establishment of over 70 joint laboratories, including the China-New Zealand Kiwi "Belt and Road" Joint Laboratory in Sichuan, which has become the largest red-fleshed kiwi germplasm resource bank globally [1][2] - The second "Belt and Road" Science and Technology Exchange Conference is being held in Chengdu, showcasing the region's strategic importance in scientific innovation and collaboration [2] - The Chengdu-Chongqing area has seen its economic output grow from less than 6.3 trillion yuan to 8.6 trillion yuan over five years, indicating a significant increase in its contribution to the national economy [8][14] Group 2 - The article discusses the establishment of major scientific facilities in Sichuan, including the "LHAASO" cosmic ray observatory and the Jinping Underground Laboratory, which are pivotal in advancing research in high-energy physics and dark matter [5][7] - The region is becoming a hub for innovation, with numerous enterprises in pharmaceuticals and artificial intelligence emerging, contributing to the development of cutting-edge technologies [10][12] - The "Double Thousand" plan aims to implement a thousand cooperation projects to meet technological needs of partner countries, enhancing technology transfer and collaboration along the "Belt and Road" [14][15]