中贝通信：第三季度净利润3439.9万元，下降12.04%

Group 1 - The core point of the article is that Zhongbei Communication reported a revenue of 733 million yuan in the third quarter, representing a year-on-year increase of 5.66% [1] - The net profit for the third quarter was 34.4 million yuan, showing a decline of 12.04% compared to the previous year [1] - For the first three quarters, the total revenue reached 2.317 billion yuan, which is a year-on-year growth of 5.05% [1] - The net profit for the first three quarters was 85.0 million yuan, reflecting a significant decrease of 41.14% year-on-year [1]