Group 1 - The fourth Changsha International Construction Machinery Exhibition opened with a theme of "high-end, intelligent, and green," attracting over 1,800 domestic and foreign enterprises, including 35 of the world's top 50 construction machinery brands [1][3] - Handan Axle showcased its 50t mining axle and all-terrain crane products, demonstrating the core value of Chinese manufacturing in the global high-end equipment industry [1][3] Group 2 - The 50t mining axle is highlighted as the "king of efficiency" in heavy-duty mining applications, featuring a 3% improvement in transmission efficiency and a 12L reduction in oil consumption per set, saving users over 13,000 yuan annually [6] - The all-terrain crane integrates high-end and intelligent design, with a lightweight structure that reduces vehicle weight and a 30% space-saving design, enhancing fuel economy [8] Group 3 - The exhibition serves as an important platform to showcase the strength of Chinese manufacturing, with Handan Axle focusing on product iteration and innovative scenarios to provide efficient and green solutions for global customers [10] - The company plans to continue investing in R&D, aiming for breakthroughs in electric axle and autonomous driving technologies to accelerate the industry's transition towards high-end, intelligent, and green solutions [10]