长春一东：第三季度净利润505.28万元

Group 1 - The core viewpoint of the article highlights that Changchun Yidong reported a revenue of 171 million yuan in the third quarter, representing an 18% year-on-year growth [1] - The net profit for the third quarter was 5.05 million yuan [1] - For the first three quarters, the total revenue reached 552 million yuan, showing an 8.15% year-on-year increase [1] - The net profit for the first three quarters amounted to 8.17 million yuan [1]