测绘股份收盘上涨6.41%，滚动市盈率309.16倍，总市值32.32亿元

Group 1 - The core viewpoint of the articles highlights the performance and valuation of Chengdu Surveying and Mapping Co., Ltd., which has a closing price of 19.41 yuan, up 6.41%, with a rolling PE ratio of 309.16, marking a new low in 150 days, and a total market capitalization of 3.232 billion yuan [1][2] - The average PE ratio for the engineering consulting service industry is 64.74, with a median of 40.48, placing Chengdu Surveying and Mapping at the 42nd position within the industry [1][2] - As of June 30, 2025, the number of shareholders for Chengdu Surveying and Mapping is 11,486, a decrease of 350 from the previous count, with an average holding value of 352,800 yuan and an average holding quantity of 27,600 shares [1] Group 2 - The main business of Nanjing Surveying and Mapping Research Institute Co., Ltd. focuses on surveying and geographic information services, with key products including engineering surveying technical services, surveying services, geographic information systems, integration and services, among others [1] - For the first half of 2025, the company reported an operating income of 224 million yuan, a year-on-year increase of 4.11%, and a net profit of 7 million yuan, reflecting a year-on-year decrease of 23.01%, with a gross profit margin of 32.37% [1]