九州一轨：关于自愿披露与中国电建集团成都勘测设计研究院有限公司基础设施分公司签订战略合作协议的公告

Group 1 - The core viewpoint of the article is the strategic cooperation agreement signed between Jiuzhou Yitu and China Electric Power Construction Group Chengdu Survey and Design Research Institute Co., Ltd. to enhance collaboration in the rail transit sector [2] - The partnership aims to leverage both parties' technical and market advantages in the rail transit field [2] - The collaboration will focus on market development, project fulfillment, and technical exchanges, promoting deep cooperation in the rail transit segment [2]