Group 1 - The 27th China Beijing International Science and Technology Industry Expo (Beijing Sci-Tech Expo) opened on May 8, showcasing various projects and products from Shiyan City, Hubei Province [1][5] - A total of 11 projects were signed at the event, with a total investment of 5.17 billion yuan [1][5] - Shiyan's pavilion featured several innovative products, including a rugged off-road vehicle and a long-endurance drone, attracting attention from military procurement and RV enthusiasts [3][5] Group 2 - The off-road vehicle showcased has a full-time four-wheel drive system, a two-ton load capacity, and a water fording depth of 1.2 meters, emphasizing its military-grade quality for civilian use [3] - A drone presented at the expo boasts a 20-hour endurance and a payload capacity of 110 kilograms, highlighting its dual-use capabilities for both military and civilian applications [3] - Shiyan's "Wudang Mountain Water" was designated as the official drinking water for the expo, along with over ten other beverage products, showcasing the region's natural resources [5]