徐工机械(000425.SZ)：在道路机械领域优势显著，主要产品国内占有率超40%

Group 1 - The company, XCMG, has a significant advantage in the road machinery sector, with a domestic market share exceeding 40% for its main products [1] - XCMG has maintained the top position in sales of road rollers and pavers for several consecutive years, while its maintenance machinery is rapidly rising [1] - The company is also a leader in the fields of intelligence and automation, exemplified by the fully autonomous construction project at the Shuangliu Yangtze River Bridge, which features one self-driving paver and seven self-driving rollers [1] Group 2 - The autonomous construction project completed 33.61 kilometers of mainline paving work with high efficiency [1]