Core Points - The AG600 "Kunlong" amphibious aircraft has successfully completed the assembly and production test flight of its third unit, marking a significant transition from type certification to small-scale production [1][5] - The delivery of major components for the fourth unit of the AG600 has been made to the manufacturer, indicating ongoing progress in the production line [1][8] - A new group standard for water collection sites specifically for the AG600 series has been established, filling a gap in technical specifications for large amphibious aircraft in China [2][6] Group 1 - The AG600 "Kunlong" is the largest civil amphibious aircraft in the world, developed to meet urgent needs for forest firefighting and water rescue [10] - The new standard outlines critical technical parameters for water collection sites, including operational conditions such as wind speed and wave height to ensure flight safety [6] - The standard will be implemented starting November 1 and has already been preliminarily applied in water collection site surveys in Jilin and Zhejiang provinces [6] Group 2 - The establishment of the standard represents a key step in building a supporting standard system for domestic large-scale emergency rescue equipment [2] - The standard provides practical guidance for site selection, setup suggestions, and maintenance requirements for water collection sites [6] - The focus of the standard is on the water collection operations essential for the AG600's role in firefighting [2]